33kv Recloser for Power Transmission Line

• Customization: Available
• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Electric Type
• Model NO.: RCW
• Speed: High-Speed Circuit Breaker
• Arc-extinguishing Medium: Vacuum
• Installation: Fixed
• Structure: Conventional Circuit Breaker
• Poles Number: 3
• Type: Circuit Breaker
• Function: Overcurrent Protection, Circuit-Breaker Failure P
• Certification: ISO9001-2000, Kema
• Transport Package: Wooden
• Specification: iec
• Trademark: Rockwill
• Origin: China
• HS Code: 85352100
• Production Capacity: 5000

Product Description

33kv High Voltage Outdoor Auto Circuit Recloser with Intelligent Controller

General

Rockwill Electric strives to bring our customers the latest technology and competitive pricing and best service for distribution automatic.

The RCW series automatic circuit reclosers can use on overhead distribution lines as well as distribution substation applications for all voltage classes 11kV up to 38kV at 50/60HZ power system. and its rated current can reach 1250A.

The RCW series automatic circuit reclosers integrates the functions of control, protection, measurement, communication, fault detection, on-line monitoring of closing or opening.

Service environment

  a) Air temperature: Maximum temperature: +85ºC; Minimum temperature:-45ºC
  b) Humidity: Monthly average humidity 95%; Daily average humidity 90% .
  c) Altitude above sea level: Maximum installation altitude:2500mor more higher.
  d) Ambient air not apparently polluted by corrosive and flammable gas, vapor etc.
  e) No frequent violent shake

Main technical data
 

No.	item		unit	data
1	Rated voltage		kV	15	27	38
2	Rated current		A	630	1250	800
3	Rated frequency		Hz	50/60
4	Power frequency 1 min	Dry	kV	50	65	85
		Wet	kV	45	55	75
5	Lightning impulse withstand voltage(peak value) alternate, opposite/fracture		kV	100	125/150	170
6	Rated short circuit breaking current		kA	20	16/25	12.5
7	Rated short current switching current(peak value)		kA	50	40/63	31.5
8	Rated peak value withstand current		kA	50	40/63	31.5
9	4S short time withstand current		kA	20	16/25	12.5
10	Rated operating circulate			O-T1-CO-12s-CO-12s-CO-12s-CO
11	Breaking current frequency under rated short circuit		times	30
12	Mechanism life		times	10000
13	Secondary loop 1 min power frequency withstand voltage			2