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CEM Electronic 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.

Stock

-1

Code

DT-904

CEM Electronic Tester

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 circuitry 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 display allows for easy readout and eliminates the possibility of reading error.

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	40mS ± 5%
	breaker trip current selected
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%

Size(HxWxD):130mm x 69mm x 32mm
Weight:130g