ABB UniGear ZS1 - Page 15

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4. Panel design and equipment
Figure 5: UniGear ZS1 Digital 17.5 kV, 1 250 A, 31.5 kA with two sets of sensors
1 Spindle mechanism
2 Earthing switch operating mechanism
3 Branch conductor
4 Current sensor
5 Earthing switch
6 Voltage sensor