DT-904

Digital RCD Tester
2000ms readout for testing latest delay action breakers.
Fully programmed operation
Accurate digital read out of tipping time
Two neon lamps give quick check for correct wiring
Operates from mains supply. No need for batteries
Compact, light weight and simple to operate
Zero cross circuitr permits testing at 0°and 180°portion of sine wave at these two tests minimum(best) and Maximum(worst) trip times will be displayed
Data hold function to freeze the digital trip time displayed allows for easy readout and eliminates the possibility of reading error


Size(HxWxD): 128mm x 68mm x 30mm

Weight: 185g

Specifications

Max Resolution

Accuracy

Trip current settings

5mA, 10mA, 30mA, 100mA, 300mA, 500mA

Test Current (No Trip Test)

50% of circuit breaker trip current selected

2000mS ± 5%

Test Current (Trip Test)

100% of circuit breaker trip current selected

2000mS ± 5%

Test Current (Fast Trip Test)

250mA regardless of circuit

breaker trip current selected

40mS ± 5%

Fault trip Time

2000mS (40mS for Fast Trip)

±2%rdg ±3dgts

Resistance

0.1kΩ

±1.0%rdg ±2dgts

Operating Voltage

220V, 230V, 240V AC ± 10%

± 3%









DT-904
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