High Speed Whip

A high speed whip type air switch attachment used to interrupt transformer magnetizing and line charging current.  Can be applied on vertical break and side break switches in both standard and slant style configurations.

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HSW - High Speed Whip

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  • Easy and fast installation
  • Maximum versatility. It can be mounted on virtually any vertical or side break disconnect switch
  • Maintenance free other than periodic inspection
  • Maximum reliability.  Interruption is independent of switch opening speed
  • Spring loaded
  • Heat-treated tappered stainless steel whip
  • Universal mounting
  • Long operating life

Transformer Magnetizing Current Interrupting Capability*

Voltage (kV)

MVA

15.5 - 72.5
70
123 100
145 150
170 200
245 300

* Based on 1% excitation current.

 

Line Charging Current Interrupting Capability**

VoltageAmp Miles
15.5-72.5 20 70
123 20 50
145 15 30
170 10 20

**Interrupting ratings may vary due to system and environmental conditions.

Product Information