Description
NVB6, NVB7 3-pole compact design reversing contactors are space optimized control products mainly
used for switching resistive or motor loads up to 690 V AC.
These reversing contactors are designed with:
–– built-in mechanical interlock. The coils must be mutually interlocked electrically and coils must be deenergised
for 50 ms at least to prevent phase to phase short circuit on the arc.
–– control circuit: DC operated
–– low coil consumption (3.5 W at pull-in and at holding)
–– hum-free coil
–– add-on auxiliary contact blocks for front mounting
–– designed for rail or wall mounting
…

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