NEL DESIGNATION:

EA/EQPT. SERVED:
FEED FROM:

SYSTEM RATING LOAD

ckt LOAD DESCRI VOLTAGE DISTRIBUTION
no. PTION
Ø Volt kW kVA AB BC CA

1 LIGHTS (OUTDOO 1 230 2.80 2.80

2 LIGHTS (OUTDOO 1 230 2.50 2.50
3 LIGHTS (COMMON 1 230
2.70
2.70

4 LIGHTS (2/F) 1 230 2.90 2.90

5 CONVENIENCE OU 1 230 2.80 2.80
6 CONVENIENCE OU 1 230 2.00 2.00
7 CONVENIENCE OU 1 230 2.20 2.20
8 WATER PUMP (SE 1 230 1.50 1.50
9 WASHING MACHIN 1 230 0.90 0.90
10 REFRIGERATOR (K 1 230 1.20 1.20
11 RANGE HOOD (KI 1 230 3.20 3.20
12 ELECTRIC RANGE 1 230 3.20 3.20
13 ACU (GUEST ROO 1 230
1.60
1.60
13 ACU (GUEST ROO 1 230 1.60 1.60
14 WATER HEATER ( 1 230 3.00 3.00
15 CONVENIENCE OU 1 230 2.40 2.40
16 CONVENIENCE OU 1 230 2.40 2.40
17 WATER HEATER 1 230 3.00 3.00
18 ACCU/SPLIT (MA 1 230 1.60 1.60
19 ACU BEDROOM 1 230 1.60 1.60
20 ACU BEDROOM 1 230 1.60 1.60
21 WATER HEATER ( 1 230 3.00 3.00
22 REFRIGERATOR 1 230 1.20 1.20
23 SPARE 1 230
24 SPARE 1 230
26
27
28
29
30
31
T O T A L 50.90 50.90 0.00 0.00 0.00
LOAD COMPUTATION
TOTAL PANEL LOAD = 53.10 KVA % MULTIPLIER =
DEMAND FACTOR = 85% WITH MULTIPLIER =
TOTAL DEMAND LOAD = 45.14 KVA PHASE =
TOTAL CURRENT LOAD = 113 A SYSTEM VOLTAGE =
 PANEL LOAD SCHEDULE AND VOLTAGE

MOUNTING LOCATION:
MOUNTING METHOD:
FEED TYPE:

AD C
BREAKER SIZE
BUTION SERVICE WI
Demand Full Load %
1ø Setting AT AF kAIC Pole Sets
factor Current Multiplier
2.8 85% 10.3 125% 13 20 50 10 2 1.0
2.5 85% 9.2 125% 12 20 50 10 2 1.0
2.7 85% 10.0 125% 12 20 50 10 2 1.0

2.9 85% 10.8 125% 13 20 50 10 2 1.0

2.8 85% 10.3 100% 10 20 50 10 2 1.0
2.0 85% 7.4 100% 7 20 50 10 2 1.0
2.2 85% 8.1 100% 8 20 50 10 2 1.0
1.5 85% 5.6 250.0% 14 20 50 10 2 1.0
0.9 85% 3.3 250.0% 8 20 50 10 2 1.0
1.2 85% 4.4 175% 8 20 50 10 2 1.0
3.2 85% 11.8 125% 15 20 50 10 2 1.0
3.2 85% 11.9 125% 15 20 50 10 2 1.0
1.6 85% 5.9 175% 10 20 50 10 2 1.0
1.6 85% 5.9 100% 6 20 50 10 2 1.0
2.0 85% 11.1 100% 11 20 50 10 2 1.0
2.4 85% 8.9 100% 9 20 50 10 2 1.0
2.4 85% 8.9 125% 11 20 50 10 2 1.0
2.0 85% 11.1 175% 19 20 50 10 2 1.0
3.0 85% 5.9 175% 10 20 50 10 2 1.0
4.0 85% 5.9 175% 10 20 50 10 2 1.0
2.0 85% 5.9 175% 10 20 50 10 2 1.0
3.0 85% 11.1 125% 14 20 50 10 2 1.0
1.2 85% 4.5 175% 8 20 50 10 2 1.0
53.10
MAIN BREAKER SIZE AND CABLE SIZE DETAIL
125% MAIN PROTECTION = 150 AT 225
141 A MAIN SERVICE WIRE = 1 set 3
3Ø MAIN GROUND WIRE = 1
230 V CONDUIT SIZE = 32 mmØ RSC

INPUT DATA HERE

feeder data conduit sizing
phase 3Ø size of wire #N/A
system voltage 230 V no. of wires (w/ground) 4
total panel load 53.10 KVA size of conduit 32
demand factor 85% type of conduit RSC
total demand load 45.14 KVA required #N/A
total current load 113 A remarks #N/A
% multiplier 125%
with multiplier 141 A
voltage drop
length
constant
voltage drop
allowable
%VD
ND VOLTAGE DROP CALCUTION

HIDE
CABLE DETAIL
CONDUIT
SERVICE WIRE GROUND WIRE
Service Ground
# of wires type # of wires Type mmØ Type required remarks
Size Size
2 5.5 TW 1.0 3.5 TW 15 EMT 5 ok
2 2.0 TW 1.0 3.5 TW 15 EMT 12 ok
2 #N/A TW 1.0 3.5 TW 15 EMT

2 #N/A TW 1.0 3.5 TW 15 EMT

2 #N/A TW 1.0 3.5 TW 15 EMT
2 #N/A TW 1.0 3.5 TW 15 EMT
2 #N/A TW 1.0 3.5 TW 15 EMT
2 #N/A TW 1.0 3.5 TW 15 EMT
2 #N/A TW 1.0 3.5 TW 15 EMT
2 #N/A TW 1.0 3.5 TW 15 EMT
2 #N/A TW 1.0 3.5 TW 15 EMT #N/A #N/A
2 #N/A TW 1.0 3.5 TW 15 EMT #N/A #N/A
2 #N/A TW 1.0 3.5 TW 15 EMT #N/A #N/A
2 #N/A TW 1.0 3.5 TW 15 EMT #N/A #N/A
2 4.0 TW 1.0 3.5 TW 15 EMT 9 ok
2 #N/A TW 1.0 3.5 TW 15 EMT #N/A #N/A
2 2.0 TW 1.0 3.5 TW 15 EMT 12 ok
2 #N/A TW 1.0 3.5 TW 15 EMT #N/A #N/A
2 4.0 TW 1.0 3.5 TW 15 EMT
2 #N/A TW 1.0 3.5 TW 15 EMT
2 #N/A TW 1.0 3.5 TW 15 EMT
2 #N/A TW 1.0 3.5 TW 15 EMT
2 #N/A TW 1.0 3.5 TW 15 EMT
SIZE DETAIL VOLTAGE DROP CAL
AF LENGTH = 32
#N/A mm² THHN FL CURRENT = 141
14.0 mm² TW SYSTEM VOLTAGE = 230
VOLTAGE DROP = 2.23

conductor
sets 1
wire #N/A
ground 14.0

breaker
AT 150
AF 225

voltage drop
length 32
constant 30.8
voltage drop 2.23
allowable 3%
%VD 0.97%
 VOLTAGE SYSTEM : 230 V
WIRE : 3Ø 4W+G
ENCLOSURE :
HIDE

VOLTAGE DROP CALCULATION

Length Full Load System

PF DF Constant % allow. VD %VD
(meter) Current Voltage
1 1 35.6 60 10.35 230 3% 4.02 1.75%
1 1 35.6 20 9.24 230 3% 1.88 0.82%
35.6 20 9.98 230 3% #N/A #N/A

35.6 20 10.76 230 3% #N/A #N/A

35.6 20 10.35 230 3% #N/A #N/A
35.6 20 7.39 230 3% #N/A #N/A
35.6 20 8.13 230 3% #N/A #N/A
35.6 20 5.56 230 3% #N/A #N/A
35.6 20 3.33 230 3% #N/A #N/A
35.6 20 4.43 230 3% #N/A #N/A
1 1 35.6 20 11.83 230 3% #N/A #N/A
1 1 35.6 20 11.87 230 3% #N/A #N/A
1 1 35.6 20 5.91 230 3% #N/A #N/A
1 1 35.6 20 5.91 230 3% #N/A #N/A
1 1 35.6 20 11.09 230 3% 1.97 0.86%
1 1 35.6 20 8.90 230 3% #N/A #N/A
1 1 35.6 20 8.87 230 3% 3.16 1.37%
1 1 35.6 20 11.09 230 3% #N/A #N/A
1 1 35.6 20 5.91 230 3% 1.05 0.46%
1 1 35.6 20 5.91 230 3% #N/A #N/A
1 1 35.6 20 5.91 230 3% #N/A #N/A
1 1 35.6 20 11.09 230 3% #N/A #N/A
1 1 35.6 20 4.45 230 3% #N/A #N/A
O L T A G E D R O P C A L C U L A T I O N:
m
A ALLOWABLE = 3%
V %VD = 0.97%
V
 Voltage Drop:

constant * length * full load current

=
1000 * size of wire * number of sets

voltage drop
= * 100
system voltage

Rating:

total Wattage
= kW
1000

kilowatt
= KVA
0.8

Full Load Current:

KVA * Demand Factor

=
system voltage/1000 * √phase
 = full load current * multiplier

Computation for Spare:

= number of branches * 0.2

sum of KVA branches * 20%

=
number of branches

Total Panel Load:

= maximum among load distribution * 3 + √3

Total Demand Load:

= total panel load * demand factor

Total Current Load:

total demand load

=
system voltage/1000 * √phase

Equipment Grounding Conductors

Size
Circuit Breaker Rating
Copper Aluminum
15 2 14 3.5 12
20 3.5 12 5.5 10
30 5.5 10 8 8
40 5.5 10 8 8
60 5.5 10 8 8
100 8 8 14 6
200 14 6 22 4
300 22 4 30 2
400 30 2 38 1
500 30 2 50 1/0
600 38 1 60 2/0
800 50 1/0 80 3/0
1000 60 2/0 100 4/0
1200 80 3/0 125 250
1600 100 4/0 150 350
2000 125 250 200 400
2500 150 350 250 500
3000 200 400 375 700
4000 250 500 400 800
5000 375 700 500 1200
6000 400 800 600 1200
Fuses and Fixed - Trip Breakers: Full Load C

15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 80, 90,
100, 110, 125, 150, 175, 200, 225, 250, 300,
350, 400, 500, 600, 700, 800, 1000, 1200,
1600, 2000, 2500, 3000, 4000, 5000 and 6000

Motor Data: (as per SYCUIN table)

3Ø, 460V
FLC 463 Hp
WIRES 200
CB RATING #N/A

3Ø, 230V
FLC 925 Hp
WIRES 325
CB RATING #N/A

1Ø, 115V
 FLC 80 Hp
WIRES 30
CB RATING #N/A

1Ø, 230V
FLC 40 Hp
WIRES 8
CB RATING #N/A

Motor Data: (as per PEC)

3 Ø Induction Type Squirrel Cage and Wound Rotor
Hp 10 FLC: 0
Voltage 230

3 Ø Synchronous-Type Unity Power Factor

Hp FLC: Err:504
Voltage

1 Ø Alternating Current
Hp FLC: Err:504
Voltage

Motor Data: (as per telemachque)

3Ø
Hp 15 FLC: Err:504
Voltage 230

1Ø
Hp 1 FLC: Err:504
Voltage 220
Full Load Current for Motors:

HP * 746
=
√phase * voltage * p.f. * eff
where:

pf = 0.8 - 0.85
eff = 0.8 - 0.9

NEMA Enclosures:

Type
1 = INDOOR
3R = OUTDOOR, RAIN TIGHT
12/12K = INDUSTRIAL, SEMI-DUST TIGHT
(K for KNOCKOUT)
4/5 = STAINLESS STEEL WATER
AND DUST TIGHT

DC Principle
watts = volts * amperes
 AC Principle
volt amperes = volts * amperes

to convert volt-amperes to watts

watts = volt amperes * power factor

1Hp = 746W