Outdoor MV Automatic Recloser(Reclosure) China Factory-15kV

Attributes Description Documentation Resource Library

Key attributes

Brand	ROCKWILL
Model NO.	Outdoor MV Automatic Recloser(Reclosure) China Factory-15kV
Rated voltage	15kV
Rated normal current	630A
Rated short circuit breaking current	16kA
Power frequency withstand voltage	36kV/min
Rated lightning impulse voltage	110kV
manual closing	No
Mechanical lock
Series	RCW

Description

The RCW outdoor medium voltage 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 it’s 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.

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

RCW-E15M automatic circuit reclosers air insulation Magnetic actuator

Outdoor Medium Voltage Recloser (Reclosure) Magnetic actuator

Product Showcase Video

Key Features

Comprehensive Integration: Combines control, protection, measurement, communication, and fault detection in one unit, featuring online monitoring of closing/opening status for real-time grid visibility.
Flexible Protection Logic: Offers optional relay protection schemes and logic configurations, allowing users to tailor settings to specific grid topologies and utility standards.
Versatile Communication Options: Supports a wide range of optional communication protocols (such as DNP3.0, IEC 60870-5-101/104, Modbus) and I/O ports to ensure seamless integration with existing SCADA systems.
Scalable Current Ratings: Available in optional grades within the rated current range (up to 1250A), accommodating diverse load requirements from rural lines to urban substations.
Advanced Lifecycle Management: Includes dedicated PC software for controller testing, parameter setup, programming, and firmware updates, simplifying maintenance and commissioning.
Customization & Supply Advantage: As a specialized High Voltage Recloser/Reclosure Customized provider, we support tailored configurations for unique project needs, while our Automatic Recloser For Wholesale channel ensures cost-effective procurement for bulk orders.

Parameters

Item	Specification
Rated maximum voltage	15kV
Rated maximum current	1250A
Rated frequency	50Hz
Rated short circuit breaking current	16kA
Rated peak value withstand current	40kA
Rated 1min power frequency withstand voltage (Three-phase Epoxy resin pole)	28kV
Rated lightning impulse voltage (Three-phase Epoxy resin pole)	95kV
Operation sequence	C-0.5-CO-2-CO-5-CO (Magnetic actuator)
Mechanical life	n:30000 (Magnetic actuator)
Power supply and operating voltage	110/220V (Customized)
Ratio of current transformer	400/1A (Customized)
Number of voltage sensors (Three-phase Epoxy resin pole)	≤3
Opening time	≤30ms (Magnetic actuator)
Closing time	≤40ms (Magnetic actuator)
Minimum creepage distance	31, level 4 (mm/kV)
Minimum distance between phases	360mm
Potential transformer	110/220V (Customized)
Cable length	6,8,12m (Customized)
Cable clamp (Three-phase Epoxy resin pole)	2-hole NEMA
Lightning arrester	≤6
Mounting type	Single / double column

Controller

MV Auto Recloser (Reclosure) OEM ODM China 15kV

With optional relay protection & logics for user choice	Instantaneous over-current protection Timing over-current protection Negative sequence over-current protection Directional over-current protection(⁽¹⁾) Over-voltage protection / Under voltage protection Programmable protection relay curves (total 10 nos ANSI/IEC curves) Cold load pickup protection TCC + Hot line tag Earth protection E/F SEF + Zone- Sequence Co-ordination More relay functions can be customized
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 60870-501 communication protocol support IEC 60870-5-104 communication protocol support The recloser can communicate through GPRS(or) GSM(or) GPRS/GSM module with English or Specified language
With optional functions for use	Rated currents, System phase current, Rated voltages, System phase voltage and secondary low voltage power supply voltage Frequency 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 10000 operations record Fault record and normal operation record Note：mean should customized by manufacturer if needed

External dimensions

MV outdoor Three phase Smart recloser/reclosure External dimensions

Factory Actual Photo

MV outdoor Three phase Smart recloser/reclosure Factory Actual Photo

Installation Diagram

MV outdoor Three phase Smart recloser/reclosure Source Manufacturer 12kV-15kV

Environmental requirement

Maximum temperature:	+40°C
Minimum temperature:	-30°C
Monthly average humidity	95%
Humidity:	90%
Above sea level:	2500m or higher
Ambient air Not apparently polluted by corrosive and flammable gas, vapor

Solutions for Auto Circuit Recloser

Philippines Vacuum Recloser — Typhoon Failure Analysis and Wind-Resistant Remote O&M Solution for 13.2kV/34.5kV Distribution Networks

I. Core Challenges Facing the Philippine Distribution Network1.1 Frequent Typhoons — Mechanical Impact and Post-Disaster RestorationDimensionDataImpact on Distribution NetworkAverage annual typhoon landfalls20 (PAGASAdata)Lines endure continuous mechanical stress during the May-December typhoon seasonSuper typhoon maximum wind speed>250 km/h (e.g., 2024 Typhoon Gaemi)Broken conductors, collapsed poles, hardware fatigue fracturePost-typhoon area outage duration3-14 days (industry survey

Rockwill

Reference Projects for Auto Circuit Recloser

Rockwill Ukraine 186 Units 12kV Outdoor Vacuum Recloser Project Success Case

In response to the operational characteristics of Ukraine’s local power grid and targeting harsh high-latitude outdoor working conditions, we rely on core technologies of intelligent reclosing and self-healing to precisely adapt to the complex grid environment with frequent thunderstorms and drastic diurnal temperature variations, steadily promoting the automatic and intelligent upgrade of regional rural power grids and suburban distribution networks.01 Project Overview1.1 Project BackgroundIn 2

Rockwill

Documentation Resource Library Auto Circuit Recloser

Restricted.

BREB 11kV Automatic Circuit Reclose Specification Submission Sheet

Others

English

PDF

Public.

15kV automatic recloser technology specification

Technical Data

English

PDF

Restricted.

10 to 38kV auto vacuum break recloser Catalog

Catalogue

English

PDF

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15kV/27kV/38kV outdoor auto break vacuum recloser

Brochure

English

PDF

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15kV Switching Station requirements in Ethiopia Tender Documents

Others

English

PDF

Restricted.

15 kV Pole Mount Auto Recloser Technical Specifications for Guyana Power & Light Incorporated (GPL)

Technical Specifications

English

PDF

Restricted.

11kV Automatic Circuit Reclose Standard for Class III in Bangladesh

Others

English

PDF

Restricted.

SEC SPECIFICATIONS FOR SMART MV AUTO-RECLOSER

Others

English

PDF

Public.

Rockwill Electric Group Profile

Brochure

English

PDF

Certifications Auto Circuit Recloser

FAQ for Auto Circuit Recloser

Why are optional communication protocols and I/O ports designed for the RCW MV Vacuum Recloser?

Different power grid master stations adopt diverse communication standards. The optional communication protocols and I/O ports allow users to select matched configurations according to their existing system architecture.

RCW MV vacuum recloser enables seamless connection with various local SCADA systems and facilitates flexible expansion of signal acquisition and output functions.

Does Rockwill offer OEM/ODM services for the Outdoor Medium Voltage Recloser to regional partners?

Yes, Rockwill provides a comprehensive OEM/ODM program for our RCW Outdoor Medium Voltage Recloser. We partner exclusively with regional manufacturers and distributors who possess robust engineering expertise and local service capabilities, ensuring they can deliver outstanding technical support alongside our advanced technology.

What differentiates Rockwill's Outdoor Medium Voltage Recloser from a standard ZW32-type vacuum circuit breaker?

While the ZW32 is a basic switch requiring an external controller, the RCW Outdoor Medium Voltage Recloser is a fully integrated smart grid solution with built-in protection, sensors, and communication.

Furthermore, it strictly complies with IEC/ANSI standards and uses premium insulation designed specifically for international distribution automation projects.

How to select current sensor or current transformer specifications for Rockwill Smart Recloser?

The Rockwill standard smart recloser offers high precision with a wide measuring range (2A–16,000A). Simply ensure your normal current is within this standard range when making a selection.

Does Rockwill offer an MV Smart Auto Recloser capable of measuring primary currents as low as 0.1A?

Yes. In addition to the standard 2A–16,000A range, Rockwill provides custom-configured units for ultra-low current measurement and protection in the 0.1A–2A range.

$5000.00

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15kV automatic recloser technology specification

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Rockwill Electric Group Profile

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Whole life care manager

Whole-life care management services for equipment procurement, use, maintenance, and after-sales, ensuring safe operation of electrical equipment, continuous control, and worry-free electricity consumption.

The equipment supplier has passed platform qualification certification and technical evaluation, ensuring compliance, professionalism, and reliability from the source.