Order No.:
27H5281
Manufacturer SKU:
3RU2126-4PC0
Order No.:
27H5281
Manufacturer SKU:
3RU2126-4PC0
Order No.:
81P0220
Manufacturer SKU:
3RV2021-1CA20
Order No.:
27H5233
Manufacturer SKU:
3RU2116-4AC0
Order No.:
27H8680
Manufacturer SKU:
3RN2012-2BW30
Order No.:
27H2679
Manufacturer SKU:
3RB3026-2PE0
Order No.:
27H8886
Manufacturer SKU:
3RU2126-4CC1
Order No.:
27H2665
Manufacturer SKU:
3RB3026-1NE0
Order No.:
81P0096
Manufacturer SKU:
3RV2011-0HA25
Order No.:
27H8496
Manufacturer SKU:
3RB3036-1UX1
Order No.:
81P0070
Manufacturer SKU:
3RV2011-0CA20
Order No.:
27H8483
Manufacturer SKU:
3RB2066-2GF2
Order No.:
27H8515
Manufacturer SKU:
3RB3046-2XX1
Order No.:
27H8860
Manufacturer SKU:
3RU2116-0KC1
Order No.:
27H2649
Manufacturer SKU:
3RB3016-1RE0
Order No.:
81P0194
Manufacturer SKU:
3RV2021-0GA25
Order No.:
27H2657
Manufacturer SKU:
3RB3016-2PE0
Order No.:
27H2713
Manufacturer SKU:
3RB3123-4QE0
Order No.:
27H8473
Manufacturer SKU:
3RB2056-1FX2
Order No.:
27H8471
Manufacturer SKU:
3RB2056-1FF2
Order No.:
27H8663
Manufacturer SKU:
3RN2000-2AW30
The purpose of a motor protection switch (MSS) is to protect electric motors from overload. This can be a form of thermal overload caused by a mechanical overload. But it is also necessary to prevent non-starting or failure of external conductors with the help of a motor protection switch. Monitoring is therefore implemented thermo-mechanically, thermo-electrically or electronically.
Motor-protective circuit breakers are used, for example, with three-phase motors. They always have an overcurrent and a short-circuit current release device, and in some cases also an undervoltage release.