Supplier Homepage Electrical & Electronics Breaker & Protector Circuit Breaker China 12kv 24kv 36kv Vacuum Interrupter 31.5ka 40ka

China 12kv 24kv 36kv Vacuum Interrupter 31.5ka 40ka pictures & photos

China 12kv 24kv 36kv Vacuum Interrupter 31.5ka 40ka

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Min. Order / Reference FOB Price
1 Piece	US $300.00/ Piece

Local Area:	Ningbo, Zhejiang, China
R&D Capacity:	OEM, ODM, Other
Payment Terms:	LC, T/T, PayPal

Breaking Capacity:	High Voltage Circuit Breakers
Operation:	Electric Type
Function:	Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection

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Product Description

MAIN TECHNICA DATA
Rated voltage12KV(1min)
Short-time(1min) power-frequency withstand voltage42KV
Rated current1600/1250A()
Lighting impulse withstand voltage(peak)75KV
Rated frequency50HZ
Circuit resistance at rated contact force≤15μΩ
Rated short-circuit breaking current25KA
Mechanical life20,000
Operations of short-circuit breaking current interruption50
Contact closing force due to bellows and atmosphere100±30N
Rated short-circuit making current63KA
Counterforce at rated contact stroke200±30N
Rated peak withstand current63KA
Contact limit erosion3mm(4)
Rated short-time withstand current(4s)25KA
Shelf life20
Rated single capacitor bank breaking current630A/
Weight/mass of moving parts3Kg/1.1Kg
Rated back-to-back capacitor breaking current400A
Rated operating sequenceO-0.3s-CO-180s-COMECHANICAL DATA OF CIRCUIT-BREAKING EQUIPPED WITH THE INTERRUPTERS
Rated contact stroke9±1mm
Rated operation pressure of contact2400±200N
Contact connection stroke4±1mm
Bounce duration of contact closing≤2ms
Average opening speed1.1±0.2m/s
Out of simultaneity of contact closing and opening≤1ms
Average closing speed0.6±0.2m/s
Max. overtravel≤2mm