SIOV Metal Oxide Varistors

HighE Series

Block varistors

Construction
■ Disk-shaped varistor element,
potted in plastic housing
■ Housing flame-retardant to UL 94 V-0
■ Screw terminals M4 (SIOV-B32 … 40)
Screw terminals M5 (SIOV-B60 … 80)

Features
■ Heavy-duty varistors (surge current capability up to 100 kA)
■ Wide product range
■ SIOV-B40 also available without housing (LS40 series)
■ PSpice models

Approvals
■ UL
■ CSA (≥ K130)
■ SEV (except SIOV-B80)

Type designation
Detailed description of coding system on page 39

SIOV-B 40 K 275
EPCOS metal oxide varistor Max. AC operating voltage
Design Tolerance of varistor voltage
Rated diameter of varistor disk

General technical data

Climatic category 40/85/56 in accordance with IEC 60068-1

LCT – 40 °C
UCT + 85 °C
Damp heat, steady state 56 days in accordance with IEC 60068-2-3
(93 % r.h., 40 °C)
Operating temperature – 40 … + 85 °C in accordance with CECC 42 000
Storage temperature – 40 … + 110 °C
Electric strength ≥ 2,5 kVRMS in accordance with CECC 42 000
Insulation resistance ≥ 1,0 GΩ in accordance with CECC 42 000
Response time < 25 ns
Max. torque
B32/B40 1,0 Nm
B60/B80 2,5 Nm

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Block Varistors

Maximum ratings (TA = 85 °C)

Type Ordering code VRMS VDC imax Wmax Pmax
8/20 µs (2 ms)
SIOV- NEW V V A J W
B40K75 B72240-B750-K1 75 100 25000 190 1,4

B32K130 B72232-B131-K1 130 170 25000 210 1,2

B40K130 B72240-B131-K1 130 170 40000 310 1,4
B60K130 B72260-B131-K1 130 170 70000 490 1,6
B80K130 B72280-B131-K1 130 170 100000 660 2,0

B32K150 B72232-B151-K1 150 200 25000 240 1,2

B40K150 B72240-B151-K1 150 200 40000 360 1,4
B60K150 B72260-B151-K1 150 200 70000 570 1,6
B80K150 B72280-B151-K1 150 200 100000 800 2,0

B32K230 B72232-B231-K1 230 300 25000 300 1,2

B40K230 B72240-B231-K1 230 300 40000 460 1,4
B60K230 B72260-B231-K1 230 300 70000 730 1,6
B80K230 B72280-B231-K1 230 300 100000 1200 2,0

B32K250 B72232-B251-K1 250 320 25000 330 1,2

B40K250 B72240-B251-K1 250 320 40000 490 1,4
B60K250 B72260-B251-K1 250 320 70000 800 1,6
B80K250 B72280-B251-K1 250 320 100000 1300 2,0

B32K275 B72232-B271-K1 275 350 25000 360 1,2

B40K275 B72240-B271-K1 275 350 40000 550 1,4
B60K275 B72260-B271-K1 275 350 70000 860 1,6
B80K275 B72280-B271-K1 275 350 100000 1400 2,0

B32K320 B72232-B321-K1 320 420 25000 430 1,2

B40K320 B72240-B321-K1 320 420 40000 640 1,4
B60K320 B72260-B321-K1 320 420 70000 1000 1,6
B80K320 B72280-B321-K1 320 420 100000 1600 2,0

B32K385 B72232-B381-K1 385 505 25000 550 1,2

B40K385 B72240-B381-K1 385 505 40000 800 1,4
B60K385 B72260-B381-K1 385 505 70000 1200 1,6
B80K385 B72280-B381-K1 385 505 100000 2000 2,0

Upon request are available the varistor elements without plastic housing suitable for soldering.
Designations: SIOV-D32K … K6 SIOV-D60K … K6
SIOV-D40K … QK6 SIOV-D80K … K6

Note: New ordering codes implemented (refer to chapter Varistor Type Cross-Reference List)

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Block Varistors

Characteristics (TA = 25 °C)

Type Vv ∆V v Max. clamping voltage C typ Derating V/I char-
(1 mA) (1 mA) v i (1 kHz) curve acteristic
SIOV- V % V A pF Page Page
B40K75 120 ± 10 220 300 11000 263 286

B32K130 205 ± 10 340 200 4400 263 285

B40K130 205 ± 10 340 300 5600 264 286
B60K130 205 ± 10 340 500 15000 266 287
B80K130 205 ± 10 340 800 28000 268 289

B32K150 240 ± 10 395 200 3700 263 285

B40K150 240 ± 10 395 300 4800 264 286
B60K150 240 ± 10 395 500 12000 266 287
B80K150 240 ± 10 395 800 23000 268 289

B32K230 360 ± 10 595 200 2500 263 285

B40K230 360 ± 10 595 300 3200 265 286
B60K230 360 ± 10 595 500 7900 267 287
B80K230 360 ± 10 595 800 16000 268 289

B32K250 390 ± 10 650 200 2200 263 285

B40K250 390 ± 10 650 300 2900 265 286
B60K250 390 ± 10 650 500 7100 267 287
B80K250 390 ± 10 650 800 14000 268 289

B32K275 430 ± 10 710 200 2000 263 285

B40K275 430 ± 10 710 300 2700 265 286
B60K275 430 ± 10 710 500 6600 267 287
B80K275 430 ± 10 710 800 13000 268 289

B32K320 510 ± 10 840 200 1700 263 285

B40K320 510 ± 10 840 300 2300 265 286
B60K320 510 ± 10 840 500 5600 267 287
B80K320 510 ± 10 840 800 11000 268 289

B32K385 620 ± 10 1025 200 1400 263 285

B40K385 620 ± 10 1025 300 1900 265 286
B60K385 620 ± 10 1025 500 4600 267 287
B80K385 620 ± 10 1025 800 9000 268 289

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 SIOV Metal Oxide Varistors
Block Varistors

Maximum ratings (TA = 85 °C)

Type Ordering code VRMS VDC imax Wmax Pmax
8/20 µs (2 ms)
SIOV- NEW V V A J W
B32K420 B72232-B421-K1 420 560 25000 600 1,2
B40K420 B72240-B421-K1 420 560 40000 910 1,4
B60K420 B72260-B421-K1 420 560 70000 1500 1,6
B80K420 B72280-B421-K1 420 560 100000 2200 2,0

B32K440 B72232-B441-K1 440 585 25000 630 1,2

B40K440 B72240-B441-K1 440 585 40000 950 1,4
B60K440 B72260-B441-K1 440 585 70000 1580 1,6
B80K440 B72280-B441-K1 440 585 100000 2350 2,0

B32K460 B72232-B461-K1 460 615 25000 660 1,2

B40K460 B72240-B461-K1 460 615 40000 1000 1,4
B60K460 B72260-B461-K1 460 615 70000 1650 1,6
B80K460 B72280-B461-K1 460 615 100000 2500 2,0

B32K550 B72232-B551-K1 550 745 25000 620 1,2

B40K550 B72240-B551-K1 550 745 40000 960 1,4
B60K550 B72260-B551-K1 550 745 70000 1500 1,6
B80K550 B72280-B551-K1 550 745 100000 3100 2,0

B32K680 B72232-B681-K1 680 895 25000 760 1,2

B40K680 B72240-B681-K1 680 895 40000 1100 1,4
B60K680 B72260-B681-K1 680 895 70000 1800 1,6
B80K680 B72280-B681-K1 680 895 100000 3600 2,0

B32K750 B72232-B751-K1 750 970 25000 800 1,2

B40K750 B72240-B751-K1 750 970 40000 1200 1,4
B60K750 B72260-B751-K1 750 970 70000 2000 1,6
B80K750 B72280-B751-K1 750 970 100000 4000 2,0

B60K10001) B72260-B102-K1 1100 1465 70000 3000 1,6

B80K1100 B72280-B112-K1 1100 1465 100000 6000 2,0

Upon request are available the varistor elements without plastic housing suitable for soldering.
Designations: SIOV-D32K … K6 SIOV-D60K … K6
SIOV-D40K … QK6 SIOV-D80K … K6

Note: New ordering codes implemented (refer to chapter Varistor Type Cross-Reference List)

1) Operating voltage differs from type designation

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 SIOV Metal Oxide Varistors
Block Varistors

Characteristics (TA = 25 °C)

Type Vv ∆V v Max. clamping voltage C typ Derating V/I char-
(1 mA) (1 mA) v i (1 kHz) curve acteristic
SIOV- V % V A pF Page Page
B32K420 680 ± 10 1120 200 1300 263 285
B40K420 680 ± 10 1120 300 1800 265 286
B60K420 680 ± 10 1120 500 4300 267 287
B80K420 680 ± 10 1120 800 8500 268 289

B32K440 715 ± 10 1180 200 1250 263 285

B40K440 715 ± 10 1180 300 1700 265 286
B60K440 715 ± 10 1180 500 4100 267 287
B80K440 715 ± 10 1180 800 8100 268 289

B32K460 750 ± 10 1240 200 1200 263 285

B40K460 750 ± 10 1240 300 1600 265 286
B60K460 750 ± 10 1240 500 3900 267 287
B80K460 750 ± 10 1240 800 7700 268 289

B32K550 910 ± 10 1500 200 1000 264 285

B40K550 910 ± 10 1500 300 1400 265 286
B60K550 910 ± 10 1500 500 3300 267 287
B80K550 910 ± 10 1500 800 6500 268 289

B32K680 1100 ± 10 1815 200 830 264 285

B40K680 1100 ± 10 1815 300 1100 265 286
B60K680 1100 ± 10 1815 500 2600 267 287
B80K680 1100 ± 10 1815 800 5200 268 289

B32K750 1200 ± 10 2000 200 800 264 285

B40K750 1200 ± 10 2000 300 1000 265 286
B60K750 1200 ± 10 2000 500 2400 267 287
B80K750 1200 ± 10 2000 800 4800 268 289

B60K1000 1800 ± 10 2970 500 1600 267 287

B80K1100 1800 ± 10 2970 800 3200 268 289

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 SIOV Metal Oxide Varistors
Block Varistors

Dimensions Weight
SIOV-B32/-B40 Size approx.
B32 45 g
B40 50 g
B60 250 g
B80 650 g

SIOV-B60

SIOV-B80
96±1
50 _ 1 M5 27±0,5

ø7±0,2
6,8 +0,5
_ 0,3

1,5
118 _+0,5
2,0

112 _+0,5
2,0

5±0,2
50±0,5

58±1

1,0 115±0,8 7 _+0,2

0,5
135±1 27,7±0,5
VAR0298-B

Dimensions in mm

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)
VAR0522-A
10 2
A i max
i max tr

10 1
5

1x
10 0
5

_1
10
5

_2
10
10 1 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-CT/CN0402L14G(K2)
SIOV-CT/CN0603K17LCG
VAR0524-Q
10 2
A i max
i max tr

10 1
5

1x
10 0
5

_1
10
5

_2
10
10 1 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-CA05P4S17ALCGK2
SIOV-CA04P2S17ALCGK2

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-CT/CN0603M4G … K25G SIOV-CT/CN0805K17LCG

SIOV-CT/CN0603S14BAUTOG SIOV-CA06P4M7GK2 … S17ALCGK2

SIOV-CT/CN0805M4G SIOV-CT/CN1206K35G … K60G

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-CT/CN0805M6G … K17G SIOV-CT/CN0805M6CCG

SIOV-CT/CN0805S14BAUTOG

SIOV-CT/CN0805K20G … K30G

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-CT/CN1206M4G

SIOV-CT/CN1206M6G … K30G SIOV-CT/CN1206S14BAUTOG

SIOV-CT/CN1210K50G … K60G

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-CT/CN1210M4G SIOV-CT/CN1210K35G … K40G

SIOV-CT/CN1210M6G SIOV-CT/CN1210K25G … K30G

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-CT/CN1210L8G … K20G SIOV-CT/CN1210S14BAUTOG

SIOV-CT/CN1812K50G … K60G

SIOV-CT/CN1812M4G … M6G SIOV-CT/CN1812K35G … K40G

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

VAR0416-T
10 3
A i max
i max tr

10 2
1x
5 2x
10x
2
10 1 10 x 10 x
3

5 10 5 x 10 4 x
10 6 x

10 0
5

_1
10
10 1 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-CT/CN1812S60AG2 SIOV-CT/CN1812K75TELEG2

VAR0424-K
10 3
A i max
i max tr

10 2
5 1x
2x
10x
10 3 x 10 2 x
10 1
10 5 x 10 4 x
5
10 6 x

10 0
5

_1
10
10 1 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-CT/CN1812S95AG2 SIOV-CT/CN1812K115 … K130TELEG2

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-CT/CN1812L8G … K30G SHCV-SR1 … X/Z

SIOV-CT/CN1812S14BAUTOG

SIOV-CT/CN2220K50G … K60G

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-CT/CN2220M4G SIOV-CT/CN2220K35G … K40G

SIOV-CT/CN2220M6G … K30G SHCV-SR2 … X/Z SIOV-CT/CN2220 … AUTO(E2)G(2)

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-S05K11 … K40 SIOV-CU3225K11G2 … K40G2

SIOV-CU3225K14AUTOG2 … K30AUTOG2

SIOV-S07K11 … K40 SIOV-CU4032K11G2 … K40G2

SIOV-S07K14AUTOS2D1 SIOV-CU4032K14AUTOG2 … K30AUTOG2

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-S05K50 … K460
SIOV-CU3225K50G2 … K300G2

SIOV-S07K50 … K460 SIOV-CU4032K50G2 … K300G2

SIOV-S07S60AGS2/95AGS2 SIOV-CU4032S60AG2/S95AG2

247 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-S10K11 … K40
SIOV-S10K14AUTO … K40AUTO
SIOV-S10K14AUTOS5D1

SIOV-S10K50 … K320

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-S10K385 … K680

SIOV-S14K11 … K40
SIOV-S14K14AUTO … K40AUTO
SIOV-S14K14AUTOS5D1

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-S14K50 … K320

SIOV-S14K385 … K1000

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-S20K11 … K40 SIOV-S20K14AUTO … K30AUTO

SIOV-S20K50 … K115

251 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-S20K130 … K320

SIOV-S20K385 … K460

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-S20K510 … K1000

VAR0432-B
10 3
A i max
i max tr

10 2
5 1x
2

10 1 10
5 10 2
10 3
10 45
10 6
10 0 10

_1
10
10 1 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S05K11 … K40E2

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

VAR0426-A
10 3
A i max
i max tr

1x
10 2 2
5 10
10 2
10 3
10 1 10 4
10 5
5 10 6

10 0
5

_1
10
10 1 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S05K50 … K300E2

VAR0417-B
10 3
A i max
i max tr

10 2 1x
5 2
10
10 2
10 1 10 3
10 4
5 10 65
10

10 0
5

_1
10
10 1 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S07K11 … K40E2

254 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

VAR0434-R
10 4
A i max
i max tr

10 3
5
1x
2
10 2 10
5 10 2
10 3
10 45
10 6
10 1 10

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S07K50 … K320E2

VAR0425-S
10 3
A i max
i max tr
1x

10 2 2

5 10
10 2
10 34
10
10 1 10 5
10 6
5

10 0
5

_1
10
10 1 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S10K11 … K40E2

255 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

VAR0419-R
10 4
A i max
i max tr

10 3
5 1x
2

10
10 2 10 2
5 10 3
10 4
10 5

10 1
5

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S10K50 … K320E2

VAR0427-I
10 4
A i max
i max tr

10 3
5 1x
2

10
10 2
10 2
5 10 3
10 45
10
10 6
10 1
5

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S10K385 … K680E2

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

VAR0433-J
10 4
A i max
i max tr

10 3
5 1x
2
10 2 10
10 2
5 10 3
10 4
10 5
10 1 10 6

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S14K11 … K40E2

VAR0435-Z
10 4
A i max
i max tr

10 3 1x
2
5
10
10 2
10 2 10 3
10 4
5
10 5
10 6

10 1
5

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S14K50 … K320E2

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

VAR0420-E
10 4
A i max
i max tr

10 3 1x
5 2
10
10 2
10 2 10 3
5 10 4
10 5
10 6
10 1
5

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S14K385 … K680E2

VAR0428-Q
10 4
A i max
i max tr

10 3 1x
2
5
10

10 2 10 2
10 3
5 10 4
10 5
10 6
10 1
5

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S14K1000E2

258 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

VAR0418-J
10 4
A i max
i max tr

10 3 1x
5 2
10
10 2
10 2 10 3
5 10 4
10 5
10 6
10 1
5

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S20K11 … K40E2

VAR0436-H
10 4
A i max
i max tr
1x
10 3 2

5 10
10 2
10 3
10 2
10 4
5 10 5
10 6

10 1
5

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S20K50 … K320E2

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 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

VAR0437-P
10 4
A i max
i max tr

1x
10 3 2
5 10

10 2
10 2 10 3
5 10 4
10 5
10 6

10 1
5

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S20K385 … K680E2

VAR0445-Q
10 4
A i max
i max tr

1x
10 3 2
5 10
10 2
2
10 10 3
5 10 4
10 5
10 6
10 1
5

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S20K1000E2

260 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

VAR0453-X
10 5
A i max
i max tr
4
10
5
1x
2
10 3
5 10
10 2
10 3
10 2 10 4
5 10 5
10 6
10 1
5

10 0
5
_1
10
10 1 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-S20K115 … K320E3

261 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

VAR0438-X
10 4
A
i max i max
tr
1x
10 3 2
5 10
10 2
10 2 10 3
10 4
5
10 5
10 6
10 1
5

10 0
5

_1
10
10 1 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-Q14K130 … K320

VAR0446-O
10 5
A
i max i max
tr
10 4
5
1x
10 3 10
5 10 2
10 3
10 2
10 4
5 10 5
10 6
10 1
5

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-Q20K130 … K320

262 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-B32K130 … K150 SIOV-B40K75

SIOV-B32K230 … K460

263 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-B32K550 … K750

SIOV-B40K130 … K150 SIOV-LS40K130QP … K150QP(K2)

264 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-B40K230 … K460 SIOV-LS40K230QP … K460QP(K2)

SIOV-B40K550 … K750 SIOV-LS40K550QP … K750QP(K2)

265 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

VAR0454-F
10 5
A
i max i max
tr
10 4 1x
5 2x
10x
10 2 x
10 3
10 3 x
5
10 4 x
10 2 10 5 x
5 10 6 x

10 1
5

10 0 1
10 5 10 2 5 10 3 5 µs 10 4
tr
SIOV-LS50K130 … K550P(K2)

SIOV-B60K130 … K150

266 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-B60K230 … K460

SIOV-B60K550 … K1000

267 10/00
 SIOV Metal Oxide Varistors
Derating Curves

Maximum surge current

imax = f (tr, pulse train – for explanation of the derating curves refer to section 1.8.1)

SIOV-B80K130 … K1100

268 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances

VAR0439-F
200
V A B
v
100
80
60
40

20

10
8
6
4

1 _5 _4 _3 _2 _1
10 10 10 10 10 10 0 10 1 10 2 10 3 A 10 4
i
SIOV-CT/CN0402L14G(K2)

VAR0449-M
200
V A B
v
100
80
60
17
40
17 7
20

10 7
8
6
4

1 _5 _4 _3 _2 _1
10 10 10 10 10 10 0 10 1 10 2 10 3 A 10 4
i
SIOV-CA06P4M7GK2 SIOV-CA05P4S17ALCGK2
SIOV-CA06P4S17ALCGK2 SIOV-CA04P2S17ALCGK2

269 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0447-W
1000
V
v A B
600

400

200

100
80

60
25 20
40
17 14
20 8
25
11
20 6
17 14
7

11 8 4
10
8 6
7
6

4
4

1 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 A 10 3

i 7
SIOV-CT/CN0603M4G … K25G SIOV-CT/CN0603K17LCG

270 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0455-N
1000
V
v A B
600

400

200

100
80

60 30 25

20
40 17
17(LC)
30 25 14 11

20 17(LC) 8 6(CC)
20

14 11
4
10
8
8 6(CC)

4 4

1 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 A 10 3

i
SIOV-CT/CN0805M4G … K30G SIOV-CT/CN0805K17LCG SIOV-CT/CN0805M6CCG

271 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0440-S
1000
V
v A B
600

400

200

60 50
100
80 40 35
60 50
60 30 25
40 35
40 20 17
30 25
14 11

20 17 8 6
20

14 11
4
10
8
8 6

4 4

1 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 A 10 3

i
SIOV-CT/CN1206M4G … K60G

272 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0448-E
1000
V
v A B
600

400

200

60 50
100
80 40
50 35
60
60
30 25
40 35
40 20
17
30 25
14 11
20 17
20 8 6

14 11
4
10
8
8 6

4 4

1 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 A 10 3

i
SIOV-CT/CN1210M4G … K60G

273 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0456-V
1000
V
v A B
600

400

200

60
50
100
80 40
50 35
60
60
30
25
40 35
40 20
17
30 25
14 11
20 17
20 8
6
14 11

4
10
8
8 6

4 4

1 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 A 10 3

i
SIOV-CT/CN1812M4G … K60G
SHCV-SR1K20M … X/Z =^ 1812

274 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0441-A
1000
V
v A B
600

400

200

60
50
100
80 40
50 35
60
60 30
25
40 35
40 20 17
30 25
14
11
20 17
20 8
6
14 11

4
10
8 6
8

4 4

1 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 10 3 A 10 4

i
SIOV-CT/CN2220M4G … K60G ^ 2220
SHCV-SR2K20M … X/Z =
SIOV-CT/CN2220K25G … K30AUTO(E2)G(2)

275 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0457-D
1000
V
v A B
600

400

200

0603
100 0805
80 1206
1210
1812
60 2220

40
S14B

S14B
20

10
8

1 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 A 10 3

i
SIOV-CT/CN0603S14BAUTOG … 2220S14BAUTOG SIOV-CN2220S14BAUTOE2G2
^ 1812
SHCV-SR1S14B … X/Z = ^ 2220
SHCV-SR2S14B … X/Z =

276 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0442-I
600
A B
v V

400

200 95

95 60

100 60

80

60 _ 5 _4 _3 _2 _1
10 10 10 10 10 10 0 10 1 10 2 A 10 3
i
SIOV-CT/CN1812S60AG2 … S95AG2

VAR0450-Z
600

v V

400

130

200 115
130
75
115

75
100

80

60 _ 5 _4 _3 _2 _1
10 10 10 10 10 10 0 10 1 10 2 A 10 3
i
SIOV-CT/CN1812K75G2 … K130G2

277 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0458-L
6000
V
A B
v 4000

2000

420 440 460

1000
385
800 440
600 460 420 300 275
250 230
400 385 300 210 175
275 250 150 140
230 210 130 115
200 175 150 95
130 75
140
115 95 60
100 50 40 35
80 75 60
30 25
60 50 40
20 17
40 30
35
14 11
25 20
20
17 14

11
10
8
6

1 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 A 10 3

i 7
SIOV-S05 … (E2) SIOV-CU3225 … (AUTO)G2

278 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0443-Q
6000
V
A B
v 4000

2000
440 420

1000 460
800 420 440 385 320
600 460 300 275
250 230
320
400 385 210
275 175
300
250 230 150 140
175 130 115
210
200 140
150 95
75
130 115
60
100 95 75 50 40 35
80
60 50
60 30 25

40 35 20 17
40
30 25 14 11
20 17
20

14 11

10
8
6

1 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 10 3 A 10 4

i 7
SIOV-S07 … (D1)(E2) SIOV-CU4032 … (AUTO)G2

279 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0451-H
10000
V
A B
v
6000

4000

460 440
2000
680
625 550
1000 510
680 420
800 550 385
625 320
600 510 460 440
420 300 275
250 230
385
400 300 210
320 175
275 250
150 140
230 210
130 115
200 175 150
130 95
140 75
115 95 60
100
50 40
80 75 60 35

60 50 30 25
40
20 17
40 30
35

20 14 11
25
20
17 14

11
10
8
6

4 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 10 3 A 10 4

i
SIOV-S10 … (AUTO)(D1)(E2)

280 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0459-T
10000
V A B
v
6000

4000

1000 420
2000
440
1000
680 625
550 625
1000 460
800 680 625 385
550 510
600 460 440 320 300
420 275 250
385 320 230 210
400
300 275
175 150
250 230
140 130
210 175 115
200 140 95
150
130 115 75
60
95
100 75 50
80 40
60 50 35 30
60
25 20
40 35
40
17
30 25 14

11
20 17
20

14 11

10
8
6

4 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 10 3 A 10 4

i
SIOV-S14 … (AUTO)(D1)(E2)

281 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0444-Y
10000
V
A B
v
6000

4000

1000
2000

1000
680 625
550 510
1000
625 460 440
800 680 420 385
550 510
600 440 320 300
460 275
420 385 250
230 210
400 300
320
275 250 175 150
230 210 140 130
200 175 150 115
95
140 130
115 75
95 60
100 50 40
80 75 60
35 30
60
50 40
25 20
40 35 30
17
14
25 20
11
20
17 14

11
10
8
6

4 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 10 3 10 4 A 10 5

i
SIOV-S20 … (AUTO)(E2)(E3)

282 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0452-P
5000
[V]
v A B
320
2000 320 300
300 275
275 250
1000 250 230
230 210
800
210 175
600 175
400

200
150
140
150 130
100 140
80 130
60
50 _ 5 _4 _3 _2 _1
10 10 10 10 10 10 0 10 1 10 2 10 3 [A] 10 4
i
SIOV-Q14

VAR0460-G
5000
V
v A B
320
300
2000 320 275
300
275 250
250 230
1000 210
230
800 210 175
600 175
400

200
150
140
150 130
100 140
80 130
60
50 _ 5 _4 _3 _2 _1
10 10 10 10 10 10 0 10 1 10 2 10 3 10 4 A 10 5
i
SIOV-Q20

283 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0461-O
5000
V
v A B

2000

1000
800
600
400

95
200
95
60
100 60
80
60
50 _ 5 _4 _3 _2 _1
10 10 10 10 10 10 0 10 1 10 2 10 3 A 10 4
i
SIOV-S07S60A … S95AG2
SIOV-CU4032S60A … S95AG2

284 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances

SIOV-B32K130 … K750

285 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0233-X
20000
V
v A B
10000
8000

6000

4000

2000

750 680

1000 550
460
800 750 680
420 385 440
440
600 460 320
550 275
385 250 230
400 420
275
320 150 140
230
250 130
200
140
150 75
130
100
80
75
60

40

20

10
10 -5 10 -4 10 -3 10 -2 10 -1 10 0 10 1 10 2 10 3 10 4 A 10 5
i

SIOV-B40K75 … K750 SIOV-LS40K130QP … K750QP(K2)

286 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances

SIOV-B60K130 … K1000

287 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0513-B
8000
V
v A B
6000

5000

4000

3000

2000

550
440
1000
900 460
800 420
385
700 550
440 320
600 420

500 275 250

385
460 230
400
320

300 250 150

130
275

200
230 150

130

100
90
80 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 10 3 10 4 A 10 5

i
SIOV-LS50K130PK2 … K550PK2 SIOV-LS50K130P … K550P

288 10/00
 SIOV Metal Oxide Varistors
V/I Characteristics

v = f (i ) – for explanation of the characteristics A = Leakage current for worst-case

refer to section 1.6.3 B = Protection level varistor tolerances
VAR0531-Z
10000
V
A B
v 8000
7000
6000

5000

4000

3000

1100
2000

750
1100
680
550
440
1000
900 460
680 420
800
385
700 750 320
460
600
550 275 250
500 385
440 230
400 420
275
150
300
320 230
130
250
200

130

150

100 _ _4 _3 _2 _1
10 5 10 10 10 10 10 0 10 1 10 2 10 3 10 4 A 10 5

i
SIOV-B80K130 … K1100

289 10/00
Herausgegeben von EPCOS AG
Marketing Kommunikation, Postfach 80 17 09, 81617 München, DEUTSCHLAND
 EPCOS AG 2000. Alle Rechte vorbehalten. Vervielfältigung, Veröffentlichung, Verbreitung und
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Diese Broschüre ersetzt die vorige Ausgabe.
Fragen über Technik, Preise und Liefermöglichkeiten richten Sie bitte an den Ihnen nächstgele-
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Published by EPCOS AG
Marketing Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY
 EPCOS AG 2000. All Rights Reserved. Reproduction, publication and dissemination of this bro-
chure and the information contained therein without EPCOS’ prior express consent is prohibited.
The information contained in this brochure describes the type of component and shall not be con-
sidered as guaranteed characteristics. Purchase orders are subject to the General Conditions for
the Supply of Products and Services of the Electrical and Electronics Industry recommended by the
ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed.
This brochure replaces the previous edition.
For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or
the international Representatives.
Due to technical requirements components may contain dangerous substances. For information on
the type in question please also contact one of our Sales Offices.