Accessories
4.11 Test devices
3VA molded case circuit breakers
402 Manual, 04/2015, A5E03603177010-02
Compatibility with molded case circuit breakers
The TD500 test device can be connected to all 3VA2 molded case circuit breakers equipped
with ETU 3-series, 5-series and 8-series. The connecting cable from the test device is
inserted in the test socket of the ETU.
The following data are stored in the TD500:
● Article number
● ETU parameter settings
● Causes of ETU trips
Note
Readout of data and clearing of the internal memory of the TD500
Using a PC and the powerconfig software, you can read these data out of the TD500 and
clear its internal memory.
Test functions of the TD500
The relevant pushbutton must be pressed in order to start a specific test. The molded case
circuit breaker is tripped electronically when the pushbutton is actuated. This is essential to
allow effectual testing of the electronic and mechanical control elements of the circuit
breaker.
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