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12kv Embedd Pole for Vacuum Interrupter (318GFR)

Price $88.00
Min Order 1 Piece
Availability In Stock
Shipping From Zhejiang, China
Popularity 435 people viewed
Model NO.:
318GFR
Breaking Capacity:
High Voltage Circuit Breakers
Operation:
Energy-storage Type
Speed:
High-Speed Circuit Breaker
Arc-extinguishing Medium:
Vacuum
Installation:
Fixed
Structure:
Vacuum
Poles Number:
3
Type:
Vacuum
Function:
Vacuum
Certification:
ISO9001-2000, CQC
Warranty:
12 Month
Rated Voltage:
12kv
Rated Current:
1250A
Rated Lighting Impulse Withstand Voltage:
75kv
Rated Short-Circuit Braking Current:
25ka
Trademark:
ZGVE
Transport Package:
Standard Export Packing.
Specification:
Vacuum
Origin:
Wenzhou
HS Code:
8538900000
Product Description
12KV Sealed Pole For Vacuum Interrupter(318GF)








Main Technical Data
Main Technical Data
Rated Voltage 12kV
Rated Current 630/1250A
Rated Frequency50Hz
Rated Short-time power frequency withstand voltage(1min)42kV
Rated Lightning impulse withstand voltage75kv
Rated short-circuit breaking current 25KA
Rated short-circuit making current(peak)63kA
Breaking operations of rated short circuit breaking current30 timies
Rated sigle capacitor bank breaking current bank630A
Rated short-time withstand current25kA
Rated peak withstand current63kA
Rated duration of short-circuit4s
Mechanica life20000times
Contact closing force due to bellows and atmosphere120±50N
Counterforce at rated contact stroke190±60N
Circuit resistance at rated contact force ≤25μΩ
Shelf life 20 years
Contact erosion limit3mm
Weight of moving parts≤1.3kg
Mechanical Data Required for matched vacuum switchgear
Rated contact stroke10±1mm
Average opening speed 1.0±0.25m/s
Average closing speed 0.65±0.15m/s
Added contact force 3150±200N
Contact bouncing duration at closing operation≤2ms
Contact bouncing bank amplitude of opening operation≤2mm
Three-pole simultaneity≤1ms

Dimensional Drawing




















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