Embedded poles for 40.5KV circuit breaker/high voltage circuit breaker,rated voltage 40.5KV ,rated current 1600/2000A

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Electric Type
• Speed: High-Speed Circuit Breaker
• Arc-extinguishing Medium: Vacuum
• Installation: Fixed
• Structure: VCB
• Model NO.: VEP546A(VEP1600/2000/40.5-31.5)
• Poles Number: 3
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker
• Certification: ISO9001-2000
• Transport Package: Pallet, Carton(Ploy Bags, Foam)
• Specification: Silver, Copper
• Trademark: Wuhan Feite Brand
• Origin: China
• HS Code: 8535900090
• Production Capacity: 10000PCS/Year

Product Description

Main Technical Data
Rated voltage	kv	40.5
Rated current	A		1600/2000
Rated frequency	Hz	50
Rated short-circuit breaking current	KA	31.5
operations of short-circuit making current interruption	times	30
Rated short-circuit making current	KA	80
Rated short-time withstand and current(4S)	KA	31.5
Rated single capacitor bank breaking current	A	630
rated back-to-back capacitor bank breaking current	A	400
short-time(1min) power-frequency withstand voltage	KA	95
rated lightning impulse withstand voltage (peak)	kA	185
circuit resistance at rate contact force	μΩ	≤20
Mechanical life	times	10000
contact closing force due to bellows and atmosphere	N	250±50
counterforce at rated contact force	N	350±50
Contact erosion limit	mm	3
shelf life	years	20
part discharge	pc	≤5
rated operating sequence		0-0.3-CO-180s -CO
MECHANICAL DATE OF CIRCUIT-BREAKING EQUIPPED WITN THE INTERRUPTERS
rated contact stroke	mm	18±1
contact connection stroke	mm	4±1
average opening speed	m/s	1.6±0.2
average closing speed	m/s	0.8±0.3
added contact force	N	3150±200
bounce duration of contact closing	ms	≤2
out of simultaneity of contact closing and opening	ms	≤1
max. overtravel	mm	≤2

 

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