Specification for schematic circuit diagram type VII-IX

Home Package transformer substations Indoor package transformer substation Specification for schematic circuit diagram type VII-IX

 Designation in the circuit diagram
 Denomination, type, manufacturer
 Number, pcs.
Comments
 Е1 Incandescent lamp 1  Not included in delivery set
 FU1...FU3
Fuse
3
 
 FV1...FV3
Aerial fuse
3
Possible to set in excess-voltage suppressors of the type OPN-10. Don’t set in when modification of high-voltage bushing is cable
 FV4...FV6

Excess-voltage suppressor

3
Don't set in when modification of outgoing circuits of LV are cable
 KM1 Magnetic starter/automatic tripping contactor  

1

 
 KS1 Photoelectric switch/daylight sensor 1  
QF13
Circuit breaker
1  
 QF15
Circuit breaker
 
1 Manual-operated daylight control
 PA1...PA3 Ammeter 3 Upon request  when filling in the questionnaire
 PV1 Voltmeter 1
 SN1

Multipurpose interchanging switch

1
Upon request  when filling in the questionnaire
 PI Active-energy meter 1 It’s possible not to set in depend upon customer choice
QF1...QF12   Circuit breakers of outgoing circuits 12  Upon customer choice  blocks «cutoff switch-fuse» of the type RBK may be set in according to agreed schematic diagram
QS  Cutoff switch 3  
1QS...3QF9 Circuit breaker with magnetic drive 1  
 QF14 Circuit breaker 1 Lighting of low-voltage switchgear
 T Distribution transformer of the type TM or TMG-25…630-10(6)/0,4 kV 1 Necessity of mounting, nominal data, phase displacement group are selected by customer when filling in the questionnaire
TA1...TA3 
Power current transformer
3

QW

Load-interrupt switch

1

 

 

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