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Home > Electrical & Electronics > Passive Components > Capacitor > GW4 Series Outdoor Disconnect Switch 132kv 145kv With Mill Test Report and Warranty

GW4 Series Outdoor Disconnect Switch 132kv 145kv With Mill Test Report and Warranty

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GW4 Series Outdoor Disconnect Switch 132kv 145kv With Mill Test Report and Warranty photo-4

Product Spotlights

GW4 Series 132kV/145kV Outdoor Disconnect Switch ensures safe circuit isolation for maintenance. Features durable outdoor construction, reliable operation, and includes a Mill Test Report for material traceability. Backed by ISO9001 manufacturing and a solid warranty, it offers a low lifecycle cost and is suitable for global power grid applications.

US$ 300 ≥1 Unit

Key Specifications

Get Latest Price

Type:

Other, Disconnect Switch / Isolator

Rated Voltage:

132kV / 145kV

Product Series:

GW4 Series

Contact Supplier Request Quote Chat Now

Jinhua Dika Electrical Equipment Co., Ltd.

1Yr

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

Product Details
Company Profile
Contact Us

Type Other, Disconnect Switch / Isolator

Rated Voltage 132kV / 145kV

Product Series GW4 Series

Application Environment Outdoor

Certification ISO9001 Quality Management System

Supporting Document Mill Test Report Available

Service Policy Warranty Provided

Main Markets Global Export (North America, Europe, Asia, etc.)

As a specialized manufacturer of high-voltage electrical equipment, Jinhua Dika Electrical Equipment Co., Ltd. is proud to present our GW4 Series Outdoor Disconnect Switch, engineered for reliable operation at 132kV and 145kV voltage levels. Designed for demanding outdoor applications, this switch is a critical component for ensuring safe isolation and maintenance in power transmission and distribution networks. Backed by our ISO9001-certified manufacturing processes and comprehensive mill test reports, we deliver a product that combines robust construction with verified performance, giving system operators the confidence they need for grid security and stability.

Core Features & Technical Advantages:

Durable Outdoor Design: Constructed to withstand harsh environmental conditions including extreme temperatures, high humidity, pollution, and icing, ensuring long-term reliability and minimal maintenance.
Precise & Reliable Operation: Features a mechanically robust operating mechanism that provides clear visual break status, enabling safe isolation of circuits for maintenance or emergency purposes.
Verified Material Quality: Each unit is accompanied by a Mill Test Report (MTR), providing traceable documentation for key metallic components, confirming material grade, mechanical properties, and compliance with specified standards.
Flexible Configuration: The GW4 series offers adaptable mounting and connection options to suit various substation layouts and busbar configurations.
Safety-Centric Engineering: Designed with operator safety as a priority, featuring adequate clearance and creepage distances to prevent flashover and ensure safe handling during operation.

Technical Specifications Overview:

Parameter	Specification
Rated Voltage	132 kV / 145 kV
Rated Normal Current	Customizable (e.g., 1250A, 1600A, 2000A)
Rated Short-Time Withstand Current	31.5 kA / 40 kA (or as required)
Power Frequency Withstand Voltage (Dry/Wet)	As per IEC/IEEE standards for 132-145kV class
Impulse Withstand Voltage	As per IEC/IEEE standards for 132-145kV class
Operating Mechanism	Manual (motorized option available upon request)
Pole Material	Hot-dip galvanized steel or aluminum alloy
Insulation	Porcelain or composite polymer insulators

Benefits for Your Operations:

Enhanced Grid Safety: Provides a reliable, visible air gap for isolating faulty sections or enabling safe maintenance, protecting personnel and equipment.
Reduced Lifecycle Costs: The durable design and quality construction minimize the need for frequent repairs or replacements, offering a favorable total cost of ownership.
Supply Chain Transparency: The included Mill Test Report offers peace of mind and simplifies quality audits by providing material traceability.
Simplified Procurement: Dealing directly with an ISO9001-certified manufacturer ensures consistent quality, direct technical support, and competitive pricing.
Global Application Suitability: Proven performance in diverse markets and climates, from the heat of the Middle East to the cold of Northern Europe.

Trust & Commitment:

Jinhua Dika Electrical operates a systematic ISO9001 quality management system, reflecting our commitment to consistent product excellence. With an annual export value ranging between US$1 Million and US$1.5 Million, we have successfully supplied reliable high-voltage equipment to partners across North America, South America, Europe, Asia, Africa, and Oceania. Our team of 11-50 dedicated professionals ensures every GW4 Disconnect Switch meets rigorous standards before shipment from major Chinese ports like Shanghai, Tianjin, Guangzhou, or Ningbo. Supported by a solid warranty, this product represents not just a component, but a reliable partnership for your power infrastructure needs.

Frequently Asked Questions (FAQ):

Q: What is the primary function of this outdoor disconnect switch?
A: Its primary function is to provide a reliable, visible air-break isolation point in high-voltage circuits (132kV/145kV). It safely disconnects a section of the network for maintenance, repair, or in case of a fault, ensuring operator safety and system integrity.
Q: What does the "Mill Test Report" include, and why is it important?
A: The Mill Test Report is a material certificate from the raw material manufacturer. It details the chemical composition, mechanical properties (like tensile strength), and heat treatment of metallic parts (e.g., contacts, conductors). It's crucial for quality verification, traceability, and compliance with project specifications.
Q: Can this switch be motorized for remote operation?
A: Yes. The standard GW4 series is typically manually operated. However, a motorized operating mechanism can be provided as an optional feature to enable remote control, which is useful for unmanned substations or system automation.
Q: What are the typical installation and maintenance requirements?
A: Installation requires a solid foundation per provided drawings. Routine maintenance is minimal and mainly involves visual inspection for contamination or damage, checking tightness of connections, and verifying smooth operation of the mechanism. Detailed maintenance manuals are supplied.
Q: How do you ensure the product's performance in different climatic conditions?
A: The design considers factors like pollution class, altitude, and temperature range. We select appropriate insulator types (porcelain for high pollution, composite for lightweight/anti-vandalism) and specify materials/finishes (e.g., hot-dip galvanizing) suitable for the target environment. Please provide your specific site conditions for a tailored recommendation.
Q: What is covered under the warranty?
A: The warranty covers defects in materials and workmanship under normal use and service for a specified period (details provided in the commercial contract). It typically includes repair or replacement of faulty components, excluding damage from improper installation, operation, or force majeure events.
Q: Can you provide customized current ratings or specific standards compliance?
A: Absolutely. As a manufacturer, we can customize the rated normal current (e.g., 1250A, 2000A) and short-circuit withstand capacity. We can also design the switch to comply with international standards like IEC, IEEE, or specific national standards upon request.
Q: What is your lead time and what shipping terms do you offer?
A: Lead time depends on order quantity and customization level. We have efficient logistics and ship regularly from major ports including Shanghai, Tianjin, Guangzhou, and Ningbo under standard international trade terms like FOB, CIF, or CFR.