Lw58 - 252 Outdoor High Voltage Sf6 Circuit Breaker 220kv 245kv Single Pole Single Phase

• Customization: Available
• Breaking Capacity: Low Voltage Circuit Breakers
• Operation: Electric Type
• Arc-extinguishing Medium: SF6
• Installation: Open Frame
• Structure: MCCB
• Poles Number: 2
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker
• Certification: CCC
• Rated Voltage: 66kv
• Rated Current: 3150A
• Rated Closing Current: 100ka
• Maximum Working Voltage: 72.5kv
• Transport Package: Wooden Case
• Specification: 145kv
• Trademark: Vouchivan
• Origin: Xuzhou, China

Product Description

Product Description

 

No.	Item			Unit	Technical parameter	Note
1	Rated voltage			kV	66
2	Maximum working voltage			kV	72.5
3	Rated current			A	3150
4	Rated breaking current			kA	40
5	Rated closing current			kA	100
6	closing time			ms	≤150
7	Opening time			ms	≤30
8	Total breaking time			ms	≤60
9	Operation ondifferent time	interphase	closing	ms	≤4
			opening	ms	≤2
10	operating mechanism				CTB Electric spring operating mechanism
11	Operate the control loop power supply voltage			V	DC220/110

Description

Outdoor Sulfur Hexafluoride (SF6) dead tank  circuit breakers,

• Rated voltage : 69 KV
• Rated Continuous current : 1200 A / 1250A/1600A /2000A
• Interrupting current rating:  31.5 KA
• Frequency :  50 /60 Hz
• Basic insulation level (BIL):  350 KV
• With 6 pcs 150:5 ratio relaying accuracy bushing current transformers (CT)
• Outdoor usage, with 3 pcs SF6 interrupters
•  6-terminal pads with 4-hole each
• Trip-free spring operation mechanism
• 12-stages auxiliary contacts
• Anti-condensation cabinet heater
• Control wiring and terminal blocks
• 110VDC trip coil
• 48 VDC /110VDC closing coil
• 110 /220 VDC Auxiliary voltage
• with operation handle
• with isolating switches
• mechanical position indicator
• CB frame grounding terminal holes
• hot-dipped galvanized mounting structure
• with gas charging device with regulator valve
• with gas leak detector
• with spare SF6 gas

 Circuit breakers meet the requirements specified in EN 62271-1, EN 62271-100, EN 60273, and other relevant EN (IEC) standards.