DELTA2000

10 kV Automated Insulation Power Factor Test Set

DELTA2000
10 kV Automated Insulation
Power Factor Test Set
■ Designed to work in high interference
switchyards of up to 765 kV
■ Built-in capability for storing, printing and
downloading test results
■ Rugged, portable design for field/shop
shop use with automated control via the
PowerDB™ software package
■ Optional module for LV 3-phase TTR testing
and excitation current up to 500 mA
(via PowerDB)
■ Optional HV reference capacitors
(100 pF, 1000 pF) with 2% dissipation
factor, and a 10 nF HV TTR capacitor
■ Optional Priority Access package offering
exclusive services/support (US market only)

DESCRIPTION In addition to performing insulation power factor tests, the

The DELTA2000 is a fully automatic 10 kV insulation DELTA2000 can be used for measuring the excitation
power factor test set designed for condition assessment of current of transformer windings.
electrical insulation in high voltage apparatus such as
The Priority Access program provides specific guaranteed
transformers, bushings, circuit breakers, cables, lightning
support to assure full utilization of the Megger
arresters and rotating machinery.
DELTA2000. The purchase of the program entitles the user
This set has been designed to provide a comprehensive free services for one year from receipt of the unit.
AC insulation diagnostic test. Measurements are performed
automatically by the DELTA2000, and results are displayed
FEATURES AND BENEFITS
on a large graphical LCD. Measured quantities include ■ Fully automatic operation eliminates operator error and
voltage, current, power (loss), power factor and
reduces testing time.
capacitance. The operator has the option of correcting the
current and loss readings to their 2.5 kV or 10 kV ■ Simplified operation procedure eliminates the need for
equivalents. extensive software or hardware setups.
The built-in tracking automatic interference suppression ■ Performs all standard ungrounded-specimen tests (UST)
circuit ensures accurate and reliable test results under and grounded-specimen tests (GST), with or without a
severe electrostatic and electromagnetic interference guard circuit.
conditions. This feature allows the performance of test
■ Utilizing the automatic suppression circuitry achieves
measurements in energized switchyards of up to 765 kV.
high accuracy measurement under severe electrostatic
The operator has the option of storing the test results on and electromagnetic interference conditions.
the provided data key, or download directly to a PC or
■ Two-piece design reduces size and weight of the system
the included thermal printer. A small printer mounting can
and provides easier transportation.
be installed inside the unit’s lid in lieu of the standard
printer that is included. The data key has storage capacity ■ Built-in self diagnostic and calibration check.
for 127 sets of test results. Information stored on the data
■ The operator has the option of measuring either the
key can be easily retrieved on a PC using the provided
power factor or dissipation factor (tan ∂).
software program and interface box.
 DELTA2000
10 kV Automated Insulation Power Factor Test Set

■ Open-ground detector ensures proper grounding before ■ RS-232 serial interface for downloading the test results to a PC.
test. ■ Includes a battery/line operated printer for a hard copy
■ Interlock switches provide operator safety. of the test results which are date and time stamped.
■ High accuracy SF6 gas-filled capacitor as internal ■ Optional bar code wand and PC software for recording
reference. an alphanumeric test identification in the field.
■ Built-in interface to the optional Resonating Inductor ■ Optional Priority Access package with exclusive services
(Cat. No. 670600) to extend the capacitance measuring (US market only).
range to 1.1µF at 10 kV. ■ Optional Oil Test Cell for testing insulating fluids up
■ Data key stores 127 sets of test results for retrieval and to 10 kV.
analysis. Stored results can be easily transferred to a PC ■ Optional Calibration Standard verifies proper operation
using the provided interface box.
and accuracy of the test results.
■ Optional printer mounting inside unit’s lid instead of ■ Interfaces with a PowerDB software package that
standard thermal printer.
performs extensive information processing, data trending
■ Optional HV TTR capacitor (10 nF) in addition to two and report generation.
HV reference capacitors (100 pF and 1000 pF) with a
2% dissipation factor.
■ Optional module to perform LV three-phase transformer
turns ratio testing and excitation current up to 500 mA
in accordance with Megger TTR300 product
specifications (via PowerDB software).

Close-up of DELTA2000 panel

The DELTA2000, available in either 120 or 240 V ac/50 or 60 Hz,

includes the Control Unit (top) and High Voltage Unit (bottom)
 DELTA2000
10 kV Automated Insulation Power Factor Test Set

SPECIFICATIONS Test Frequency

Same as line frequency
Input
120/230 V ±10%, 1φ, 50/60 Hz, 1440 VA Interference Suppression
Available Suppression Methods
Output 1. Operator selectable automatic forward/reverse measurement
0 to 12 kV, continuously adjustable, 200 mA continuous; averaging.
310 mA maximum for up to 5 minutes. 2. Operator selectable automatic tracking interference cancellation.
The power supply capacity can be expanded to 4 Amps
using the optional Resonating Inductor, catalog number 670600. Safety Qualifications
The test set meets the requirements of both the IEC-1010 and the
Accuracy CE mark specifications. The test set also meets the shock and
Voltage vibration requirements of the ASTM D999.75 standard.
(RMS) ±(1% of reading + 1 digit)
Environment
Current
Temperature
(RMS) ±(1% of reading + 1 digit)
Operating: 32 to 122° F ( 0 to 50° C),
Capacitance Storage: -58 to +140° F (-50 to +60° C)
±(0.5% of reading + 2 pF) in UST mode
Relative Humidity
±(0.5% of reading + 6 pF) in GST mode
Operating: 0 to 90% non-condensing
Power Factor Storage: 0 to 95% non-condensing
±(2% of reading + 0.05%)
Dimensions
Dissipation Factor
±(2% of reading + 0.05%) Control Unit
16 H x 22 W x 16 D in.
Watt Loss (406 H x 559 W x 406 D mm)
±(2% of reading + 1mW)
High Voltage Unit
Measuring Ranges 16 H x 22 W x 16 D in.
Voltage (406 H x 559 W x 406 D mm)
250 V to 12 kV, 10 V resolution. Minimum recommended voltage Weight
is 500 V. Control Unit: 74 lb (33kg)
Current High Voltage unit: 63 lb (29 kg)
0 to 5 Amps, 1µA maximum resolution. The measurement can be Cables: 35 lb (16 kg)
corrected to either 2.5 kV or 10 kV equivalents.
Capacitance
1 pF to 1.1 µF, 0.01 pF maximum resolution on low ranges.
Power Factor
0 to 90%, 0.01% maximum resolution.
Dissipation Factor
0 to 200%, 0.01% maximum resolution.
Watt Loss
0 to 2 kW, actual power, 0 to 100 kW when corrected to 10 kV
equivalent. 0.1 mW maximum resolution. The measurement can
be corrected to either 2.5 kV or 10 kV equivalents.
Measurement
The following seven test modes are available, using the blue and
red measuring leads, and can be selected by the operator:
UST: Ground Red, Measure Blue
UST: Ground Blue, Measure Red
UST: No Ground, Measure to both Red and Blue
GST: No Guard
GST: Guard Blue, Ground Red Data Keys with PC interface box and standard thermal printer
GST: Guard Red, Ground Blue
GST: Guard Red, and Blue, No Grounding
UST: Ungrounded Specimen Testing
GST: Grounded Specimen Testing
 DELTA2000
10 kV Automated Insulation Power Factor Test Set

OPTIONAL ACCESSORIES

Optional capacitor kit includes carry case, TTR capacitor (left), and
2 reference capacitors (center). Also shown are 2 connectors (right) that
will work with the capacitors and are supplied with the DELTA2000 unit
The optional Resonating Inductor expands the capacitance range of
the DELTA2000

The optional accessory kit, C/N 670501 includes mini bushing tap
connectors, hot collar straps, temperature/humidity meter, .75” bushing
tap connector, 1” bushing tap connector, “J” probe bushing tap
connector, 3-ft non-insulating shorting leads, 6-ft non-insulating
shorting leads

The optional Oil Test Cell, C/N 670511, is used for testing insulating
fluids up to 10 kV

Optional TTR300D module, for LV three-phase TTR testing, installed inside

DELTA HV cabinet. (Lid not shown for clarity.) Via PowerDB software, TTR
testing is in accordance with Megger TTR300 product specifications. External
laptop is easily placed on top surface of module for added convenience.
 DELTA2000
10 kV Automated Insulation Power Factor Test Set

OPTIONAL ACCESSORIES (Continued) PowerDB™ Acceptance & Maintenance Test Data

Management Software
The DELTA2000 is controlled and automated by the
PowerDB management system, a powerful software
package providing data management for acceptance and
maintenance testing jobs. Customer/contract information is
quickly sorted and searched. Opening a specific record
shows detailed information such as type of service, order
Optional bar code wand for
date, sales contact, and invoice information. Job
recording an alphanumeric information can be transferred between field-use databases
test identification and a master database. Job/Device Productivity Reports
aid in bidding future jobs as well as personnel evaluation.
Electrical utilities who have invested in sophisticated
Computerized Maintenance Management Systems (CMMS)
can easily link with the PowerDB software because it
works with a number of systems.
The package also provides test documentation and
trending, report generation and a number of other
optional add-ons that are described in the Megger
PowerDB data sheet available on our website
www.megger.com.

The optional Calibration

Standard traceable to the
NIST for quick operating or
calibration checks of test set
bridges calibrated in watts
loss or in dissipation factor

Data entry and automated control of Megger DELTA2000

 DELTA2000
10 kV Automated Insulation Power Factor Test Set

ORDERING INFORMATION
Item [Qty] Cat. No. Item [Qty] Cat. No.
DELTA2000, 10 kV Automated Insulation Test Set Optional Accessories
120 Vac, 60 Hz 672001 PowerDB software, 1st machine license, soft key DB1001
120 Vac, 50 Hz 672001-44 PowerDB software, 1st machine license, USB dongle DB1001S
240 Vac, 60 Hz 672001-45 Printer mounted in lid (in lieu of std. printer) Add -39
240 Vac, 50 Hz 672001-47 HV TTR capacitor (10 nF, 10 kV) 36610
Included Accessories HV reference capacitor (100 pF, 10 kV) 36610-1
High voltage lead: 70 ft (21.4 m), double shielded, HV reference capacitor (1000 pF, 10 kV) 36610-2
interchangeable hook or clip termination 30012-5 **LV three-phase TTR field upgrade kit
Low voltage leads: 70 ft (21.4 m), shielded (for upgrading DELTA2000 to DELTA2100) TTR300D
Color-coded Red 25572-1 Carry case for capacitors 36610-CC
Color-coded Blue 25572-2 Capacitor kit (HV TTR cap, 2 ref caps, carry case) 36610-KIT
Ground lead: 15 ft (4.6 m) 4702-7 Resonating inductor 670600
120 volt Power cord: [1] 8 ft (2.5 m) 17032-4 Calibration standard 670500-1
240 volt Power cord: [1] 8 ft (2.5 m) 17032-2 Oil test cell 670511
Safety hand switch, Interlock #1: 70 ft (21.4 m) 34460-021 Hot collar belts [3] 670505
Safety hand switch, Interlock #2: 8 ft (2.5 m) 34460-020 Bushing tap connectors [2] 670506
Interconnect cables: For connecting the control Transit cases for calibration standard
and high voltage units, two 5 ft (1.5 m) 27978, 27979 (heavy-duty, foam-padded) 670635
Foam transit case: two, foam padded, heavy-duty Bar code wand and software 34705
cases for control and high voltage unit 35582 High voltage lead, 25 ft (7.6 m) 30012-8
Programmed battery/line power serial thermal printer 33842 Accessory kit: mini bushing tap connectors [2],
AC 120 V adapter 33841-2 hot collar straps [3], temperature/humidity meter [1],
.75” bushing tap connector [1], 1” bushing tap
AC 230 V adapter 33841-3
connector [1], “J” probe bushing tap connector [1],
Data keys [2] 30603 3-ft non-insulating shorting lead [3],
Data key interface box, 120 volt 30606 6-ft non-insulating shorting lead [3] 670501
Data key interface box, 240 volt 30606-1 Priority Access package (US market only) D2K-P-ACCESS
Data key download software 35227
PowerDB LITE software **C/N TTR300D converts a DELTA2000 to a DELTA2100 and
RS-232 cable 34675-1 includes all LV 3-phase TTR included accessories as listed in
the Ordering Information on DELTA2100 data sheet.
Instruction and application manual AVTM672001A

UK UNITED STATES OTHER TECHNICAL SALES OFFICES ISO STATEMENT

Archcliffe Road, Dover 4271 Bronze Way Täby SWEDEN, Norristown USA, Registered to ISO 9001:2000 Cert. no. 10006.01
CT17 9EN England Dallas, TX 75237-1019 USA Sydney AUSTRALIA, Toronto CANADA, DELTA2000_DS_en_V19
T +44 (0) 1 304 502101 T 1 800 723 2861 (USA only) Trappes FRANCE, Kingdom of BAHRAIN,
www.megger.com
F +44 (0) 1 304 207342 T +1 214 333 3201 Mumbai INDIA, Johannesburg SOUTH
Megger is a registered trademark
UKsales@megger.com F +1 214 331 7399 AFRICA, and Chonburi THAILAND
USsales@megger.com