Wrindu RDTR-CB-7000A Circuit Breaker Full-Auto Temperature Rise Test System (380V; 50Hz)

1. Device parameters

Rated voltage: 380V;

Rated frequency: 50Hz;

Wire system: three-phase four-wire insulation system;

Total system power: 210 kW ;

Total system current: 552.6A;

System power factor: cosΦ=0.8;

The system comes with a compensation device.

2. Oil-immersed induction voltage regulator

Rated capacity: 70kVA;

Output voltage adjustable range: 0-420 V;

Output current adjustable range: 0-166.6 A;

Voltage regulating mode: electric /manual

Waveform distortion rate: ≤ 3%;

Starting voltage: ≤ 1%;

Short circuit impedance: ≤ 7% (within the voltage regulation range of 50% to 100%);

The power loss is less than 1% and the efficiency is greater than 98%.

3. Dry-type converter transformer

Rated capacity: 70kVA;

Output line voltage: 10V;

Output current: 0-7000A;

No-load loss: <4%;

Rated input voltage: 380V;

Rated input current: 184.2A;

Rated output voltage: 10V;

Rated output current: 7000A;

Short circuit impedance: ≤5% at 0-7000A;

Output mode: independent output for each phase;

Cooling method: dry, air cooling;

Running time: long-term operation at rated voltage and rated current.

4. Console

The console sets power, start, and zero indicator lights in yellow, red, and green colors respectively

The accuracy level of current transformer is 0.5

The console is equipped with a cabinet door for easy opening and equipment maintenance.