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How to select single phase combination starter based on GB2* Circuit Breaker and LC1SK/LP1SK Contactors?

Note: The GB2AF01 is no longer produced, this FAQ is keep for maintenance and historical purposes only.

For single phase motors with a small kW rating the following combinations may be suitable:

GB2DB##SK** - Single phase combination motor starters

assembly picture

Technical data

  • GB2DB## provides thermal-magnetic protection
www.se.com/uk/sites/uk/en/products-services/automation-control/products-offer/motor-control/motor-protection-and-control-circuit-breakers/gb2.page
  • Din rail mountable, breaking capacity up to 50kA
  • Direct connection between main poles of GB2DB##+LC1SK0600**, GB2DB##+LP1SK0600** and GB2DB##+LC1SKGC200**
  • LC1SK can take coil suppressors and LC1SK0600 can take add-on contact blocks. LP1 dc coils (JD, BD, ED) and LC1 ac coils (B7, E7, F7, U7, V7)

https://www.se.com/uk/sites/uk/en/products-services/automation-control/products-offer/motor-control/contactor/tesys-sk.page




Selection – combination motor starters –
single phase (combined products available)
Comprising
Ith (A)
Product reference
Circuit breaker
Contactor
0,5
GB2DB05SK**
GB2DB05
LC1SK0600**
1
GB2DB06SK**
GB2DB06
LC1SK0600**
2
GB2DB07SK**
GB2DB07
LC1SK0600**
3
GB2DB08SK**
GB2DB08
LC1SK0600**
4
GB2DB09SK**
GB2DB09
LC1SK0600**
5
GB2DB10SK**
GB2DB10
LC1SK0600**
6
GB2DB12SK**
GB2DB12
LC1SK0600**
8
GB2DB14SK**
GB2DB14
LC1SK0600**
10
GB2DB16SK**
GB2DB16
LC1SK0600**
12
GB2DB20SK**
GB2DB20
LC1SK0600**

**-coil voltage

Typical applications

  • Single phase pumps, fans, etc.
  • Heating, ventilation and HVAC
  • Commercial washing machines/dryers
  • Food processing equipment such as mixers, slicers, blenders, etc.
  • Agricultural equipment such as hoppers, milking machines, irrigation pumps, etc.
  • Drills, power saws, for light industry, etc.

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