ABB thermal overload heater, 1 NC / 1 NO contact set, 0.91 kgs, order code 1SAZ421201R1004 for contactor and starter assemblies.
| Parameter | Value |
|---|---|
| Weight | 0.91 kgs |
The 1SAZ421201R1004: Thermal overload heater elements in this category sit between a manual motor protector or breaker upstream and a contactor downstream, with the trip mechanism wired into the contactor coil so an overload event drops the contactor out. The 1 NC / 1 NO contact arrangement is the standard pick for a starter that needs a trip signal plus a normally-open feed back to a PLC input for trip indication or alarm logging.
The order code is 1SAZ421201R1004, under the ABB brand name, filed in contactors and starters / thermal overload heaters for starters. The 1 NC / 1 NO contact set is the configuration shown in the listing title.
The 1SAZ421201R1004 is listed at 0.91 kgs, identical to the mass on the same-frame peer 1SAZ421201R1006 and roughly double the 0.45 kgs of the 1SAZ421201R1002 and triple the 0.34 kgs of the 1SAZ421201R1001.
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