Item: RCW12N

RCW12N type pole mounted auto recloser

The main difference between RCW38M and RCW38N

TypeClose energyOpen energyMechanical life
RCW12MBy capacitor charging, fast within 1 SNeed By capacitor releaseMore than 60,000 times
RCW12NBy motor charging spring, long time 7S~15SNo need capacitor10,000 times



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 12kV 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: +85℃; Minimum temperature:-45℃

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

3. Offering

With optional classes for rated current range:

For 12kV, with630A, 20kA Breaking capacity. 800A, 20kA capacity, and1250A, 25kA.

With optional classes for installation styles:

Single phase, vacuum recloser and Three phase, vacuum recloser.

With optional relay protection curves for user choice:

Ph.OC1: Current Protection
Ph.OC2: limit current protection
Ph.OC3: over-current protection
IDMTOC: inverse-time overcurrent protection
SEF: Sensitive earthing fault overcurrent protection
Reclose: reclosing
Recl.ACC: Inter-phase Closing acceleration protection
Manu.ACC: Inter-phase charging protection
Overload: Overload protection
NSPTOC1: some Inter-phase negative sequence overcurrent
NSPTOC2: Inter-phase negative sequence overcurrent protection, Sec.
PH.OV: over-voltage protection
PH.UV: Low voltage protection
Resi.OV: zero sequence overvoltage protection
Hi.Gas: heavy gas protection
Hi.Temp: High temperature protection
Com.Val: common values

More relay functions can be customized.

With optional choice by locally or remotely.

With optional communication protocols & I/O port for user choice:

RS-232 and RS-485 ports supporting.

DNP3.0 communication protocol support(*).

Modbus communication protocol is optional(*).

IEC 60870-5-101 communication protocol support.

IEC 60870-5-104 communication protocol support. (*).

The recloser can communicate through GPRS(Or GSM) modem with English or Chinese languege (*).With optional functions for user.

Rated currents, System phase current.

Rated voltages, System phase voltage& secondary low voltage power supply voltage.

Frenquency, power(kWh), reactive power(kVarh),power factor .

With optional reclosing interval for user pre-program:

Reclosing times setting support.

Dead time setting support.

With events recording function:

SOE 1000 operations record.

Fault record and normal operation record.

Note: (*) mean should customized by manufacturer if needed.

4. Recloser feature

4.1 Outline of recloser:

The RCW series vacuum recloser is mainly combined with integration terminal, current transformer, permanent magnetic actuator and its recloser controller.

4.2 The recloser tank feature:

The Vacuum recloser tanks are manufactured from 304 grade stainless steel and are powder coated

a light grey colour.

Whole recloser IP65 protection class, equipped with a auxiliary plug to connect with recloser controller by control cable, Diameter Max22mm,6 Mlength(8Mfor special). .

Its can performance serve more than 20 years long term under heavy duty circumstance.

4.3 The recloser vacuum embedded pole feature:

The recloser’s vacuum interrupter insert in an epoxy resin solid pole, and external coated with a high reliable, stable material:Fluorocarbon silicone rubber (γ-trifluoro propyl methyl polysiloxane)

With excellent electric insulation, weather resistance, ozone, biological inertia, can be stand under the long-term use in -55 ~ +200℃.

RCW12N type pole mounted auto recloser

Q:How to guarantee my order and payment.
A:Ezitown has Alibaba trade Assurance,100% refundable if any quality or
delivery problem.

Q:How to return the goods if meet any problem
A:we have DHL and Fedex account for return goods.buyer no need to pay
any shipping cost for returning. Can contact our salesman to operate.

Q:Why Ezitown price is competitive, and quality seems rather good ?
A:because we have been manufacturing more than 20 years, we know what
price and Quality buyer can sell well in market.the wholeseller have
suitable profits

Q:Can we order many items and make combine shipment.
A:we can combine many items,and deliver by courier/sea/land/air etc.
pack well.

Q:Can I order the cabinet/enclosure/box and the wiring material from
you or other supplier,you make wiring and assembly for us ?
A:we have egineering, wiring and assembly team for low voltage/medium
voltage/high voltage/DC control .can make drawing and diagram to
confirmation and proceed the assembly.we have unite nation project in
regular assembly.
Q:How can I make our own brand for my order
A:we supply OEM service if order quantity meet the OEM MOQ , contact to
know the exactly quantity for your item

Q:What is the delivery if I make payment
A:Almost all items we keep in stock.and we have many order every day ,
We need 1-3 working days to packing and make delivery.OEM packing will
be longer time.

Q:Can we visit your factory or office ?
A:we always welcome customer visit us, let me know the schedule, we
will arrange.