3 Phase Secondary Injection Tester

Product Description:

This tester with standard 4 phase voltage,3 phase current output, voltage 125V/phase, current 40A/phase, 3 phases in parallel can up to 120A. Digital Signal Processor Microcomputer. Not only test the traditional relays and protectors, but also test modern micro computer replays,special for transformer differential protection and transfer equipment.
All technical indicators meet the standard DL/T624-1997: Technical condition of the relay computer test device.

Technical Index:

1. AC current source
Phase current output (effective value): 0~40A/phase, accuracy 0.5%.
3 phase parallel current output (effective value): 0~120A/3 phase parallel output in same phase
Phase current working value for allowed long time (effective value): 10A
Maximum output power of each Phase: 420VA
Maximum output power of 3 parallel current: 900VA
Maximum permitted work time of 3 parallel current: 10S
Frequency range: 0~1000Hz; accuracy: 0.001Hz
Harmonic time: 2~20; phase: 0--360°; accuracy: 0.1°
2. DC current source
Current output: 0~±30A / phase, accuracy:0.5%
3. AC voltage source
Phase voltage output (effective value): 0~125V/phase, accuracy: 0.5%
Line voltage output (effective value): 0~250V
Phase voltage / Line voltage output power: 75VA / 100VA
Frequency range: 0~1000Hz accuracy: 0.001Hz
Harmonic time: 2~20; phase: 0--360°; accuracy: 0.1°
4. DC voltage source
Phase voltage output range: 0~±150V accuracy: 0.5%
Line voltage output range: 0~±300V
Phase voltage / Line voltage output power: 970VA / 180VA
5. Switch terminal
Switch input terminals: 8 pairs
Dead contact: 1-20mA, 24V active output inside the device.
Potential flip: 0--6V DC low level
15-250V DC high level
Switch output terminals: 4 pairs, dead contact, rupturing capacity: 110V/2A, 220V/1A
6. Time measurement range
Range: 1ms-9999s; accuracy: 1ms
7. Dimension & weight
Dimension: 455 (mm)Ã?530 (mm)Ã?220 (mm)
Weight: 20Kg.
8. Power
AC220V±10% 50Hz 10A


Our Service:

Pre-sale Service:
Inquiry will be replied within 24 hours.
Welcome to visit our factory.
echnical datas and operation manual sent for evaluation.

After-sale Service:
Training how to instal the machine, training how to use the machine at our factory;
Engineers available to service machinery overseas at customers' cost;
Packing & Delivery