Zone Selective Interlocking
5.3 SENTRON 3WL
3WL/3VL circuit breakers with communication capability - PROFIBUS
118 System Manual, 03/2011, A5E01051353-02
5.3 SENTRON 3WL
To be able to use the ZSI function on the SENTRON WL circuit breaker, the external
CubicleBUS ZSI module must be used.
Cubicle
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Cubicle
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:/$7$$
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287
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287
ಣಣಣ
5.3.1 Technical data
Operating voltage on the CubicleBUS min./max. (V) 19.2 / 28.8
Current consumption from the CubicleBUS min./max. (mA) 31 / 61
Automatic resetting of the outputs after a maximum of 3 s
Shortest time that blocking signal is pending at the outputs LV 100 ms
Shortest time that blocking signal is pending at the outputs MV 500 ms
Typical tripping time including all delays approx. 80 ms
Maximum number of switches that can be connected to ZSI IN 20
Maximum number of switches that can be connected to ZSI OUT 8
Maximum number of ZSI modules possible on one CubicleBUS 1
Maximum cable length with 2 x 0.75 mm
2
400 m
Power loss min./typ./max. (W) 0.8 / 1.76
Dimensions W/H/D (mm) 70 / 86 / 95
Weight (kg) 0.223
Temperature range (°C) – 20 / 60
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