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Home > Electrical & Electronics > Power Supply & Distribution > Switchgear > ZW32-12F High Voltage Vacuum Circuit Breaker, 12kV 630A Outdoor Type With SF6-Free Insulation and Spring Operating Mechanism

ZW32-12F High Voltage Vacuum Circuit Breaker, 12kV 630A Outdoor Type With SF6-Free Insulation and Spring Operating Mechanism

ZW32-12F High Voltage Vacuum Circuit Breaker, 12kV 630A Outdoor Type With SF6-Free Insulation and Spring Operating Mechanism thumbnail-2

ZW32-12F High Voltage Vacuum Circuit Breaker, 12kV 630A Outdoor Type With SF6-Free Insulation and Spring Operating Mechanism thumbnail-3

ZW32-12F High Voltage Vacuum Circuit Breaker, 12kV 630A Outdoor Type With SF6-Free Insulation and Spring Operating Mechanism thumbnail-4

ZW32-12F High Voltage Vacuum Circuit Breaker, 12kV 630A Outdoor Type With SF6-Free Insulation and Spring Operating Mechanism thumbnail-5

ZW32-12F High Voltage Vacuum Circuit Breaker, 12kV 630A Outdoor Type With SF6-Free Insulation and Spring Operating Mechanism photo-1

ZW32-12F High Voltage Vacuum Circuit Breaker, 12kV 630A Outdoor Type With SF6-Free Insulation and Spring Operating Mechanism photo-2

ZW32-12F High Voltage Vacuum Circuit Breaker, 12kV 630A Outdoor Type With SF6-Free Insulation and Spring Operating Mechanism photo-3

ZW32-12F High Voltage Vacuum Circuit Breaker, 12kV 630A Outdoor Type With SF6-Free Insulation and Spring Operating Mechanism photo-4

ZW32-12F High Voltage Vacuum Circuit Breaker, 12kV 630A Outdoor Type With SF6-Free Insulation and Spring Operating Mechanism photo-5

Product Spotlights

The ZW32-12F is a 12kV, 630A outdoor vacuum circuit breaker featuring eco-friendly SF6-free solid insulation and a reliable spring operating mechanism. It offers high reliability, long service life, reduced maintenance, and compliance with evolving environmental regulations, making it an ideal choice for sustainable and resilient power distribution networks worldwide.

US$ 1550 ≥1 Unit

Key Specifications

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Rated Voltage:

12kV

Rated Current:

630A

Type:

Outdoor Pole Mounted

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
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Rated Voltage 12kV

Rated Current 630A

Type Outdoor Pole Mounted

Insulation Medium Vacuum Interrupter, SF6-Free Design

Operating Mechanism Spring Stored Energy

Interrupter Technology Vacuum

Mounting Style Pole Mounted

Application Distribution Network Protection & Control

As a specialized manufacturer of electrical equipment, Jinhua Dika Electrical Equipment Co., Ltd. proudly presents the ZW32-12F High Voltage Vacuum Circuit Breaker. Engineered for robust performance in demanding outdoor environments, this 12kV, 630A circuit breaker represents our commitment to delivering reliable, eco-conscious, and technologically advanced solutions for global power distribution networks. Its core innovation lies in the combination of vacuum interruption technology with an SF6-free insulation system, offering superior protection without the environmental concerns associated with SF6 gas. Coupled with a dependable spring operating mechanism, the ZW32-12F ensures consistent, maintenance-friendly operation for utilities and industrial clients worldwide.

This product is designed to meet the rigorous demands of modern electrical infrastructure. Below are its key features and technical advantages detailed for your evaluation.

Environmentally Responsible Design: The ZW32-12F utilizes a vacuum interrupter housed within a solid insulation system, completely eliminating the need for SF6 gas. This aligns with global trends towards reducing greenhouse gas emissions and simplifies handling, transportation, and end-of-life disposal.
High Reliability & Long Life: The vacuum interrupter technology ensures minimal contact erosion, leading to an exceptionally long electrical life. It can withstand a high number of operations, including frequent load switching and fault current interruptions, reducing long-term replacement costs.
Spring Stored Energy Mechanism: The operating mechanism relies on a spring-stored energy system. This design provides a consistent and powerful closing/opening force, independent of immediate external power sources after charging. It is known for its durability, simple structure, and ease of maintenance compared to more complex hydraulic or pneumatic systems.
Optimized for Outdoor Installation: Specifically built as an outdoor type, the breaker features a corrosion-resistant enclosure designed to withstand harsh weather conditions, including rain, dust, UV radiation, and wide temperature fluctuations. Its pole-mounted design facilitates easy integration into overhead distribution lines.
Enhanced Safety: The sealed vacuum interrupter ensures arc extinction occurs in a sealed environment, preventing any external expulsion of hot gases or plasma. The SF6-free design also removes risks associated with gas leakage and the need for specialized gas handling procedures.
Comprehensive Protection Functions: When integrated with a suitable protection relay, the ZW32-12F provides critical protection against overcurrent, short-circuit faults, and can be used for automated reclosing sequences to improve network reliability and minimize outage durations.

To provide a clear overview of its capabilities, here are the primary technical specifications:

Parameter	Specification
Model	ZW32-12F
Rated Voltage (Ur)	12 kV
Rated Current (Ir)	630 A
Rated Short-Time Withstand Current (Ik)	20 kA / 4s (Typical, customizable)
Rated Breaking Current	20 kA
Insulation Medium	Vacuum Interrupter + Solid Insulation (SF6-Free)
Operating Mechanism	Spring Stored Energy
Mechanical Life	≥10,000 operations
Electrical Life (at rated current)	≥10,000 operations
Mounting Type	Outdoor, Pole Mounted
Ambient Temperature Range	-30°C to +40°C (Customizable)

Benefits for Your Operations:

Lower Total Cost of Ownership: Reduced maintenance needs (no SF6 monitoring/replenishment) and high durability translate to lower operational expenses over the product's lifespan.
Regulatory Compliance: The SF6-free design proactively addresses increasing environmental regulations targeting SF6 emissions, future-proofing your infrastructure investments.
Operational Simplicity: The spring mechanism is straightforward to maintain and operate, requiring less specialized training for field technicians.
Improved Grid Reliability: Fast and reliable fault interruption helps protect downstream equipment and minimizes the extent and duration of power outages.

Backed by Jinhua Dika Electrical Equipment Co., Ltd.'s foundation in quality management systems, including ISO 9001, and supported by an experienced team of 11-50 professionals, the ZW32-12F is a product of rigorous manufacturing standards. Our annual export value of US$1-1.5 Million and presence in diverse markets including North America, Southeast Asia, Europe, and Africa attest to our capability to deliver reliable products that meet international expectations. We ensure efficient logistics through major ports like Shanghai, Tianjin, Guangzhou, and Ningbo. Choosing the ZW32-12F means selecting a partner dedicated to sustainable, reliable, and high-performance electrical protection. We invite you to contact us for detailed quotations, custom configuration options, or any technical support you may require to integrate this advanced vacuum circuit breaker into your network.

Frequently Asked Questions (FAQ)

What does "SF6-Free Insulation" mean, and why is it important?
It means the circuit breaker does not use Sulfur Hexafluoride (SF6) gas for insulation. SF6 is a potent greenhouse gas. Our design uses a vacuum interrupter inside a solid insulation housing, offering excellent dielectric strength without the environmental impact and handling complexities of SF6.
Is the ZW32-12F suitable for both overhead line and substation applications?
The ZW32-12F is primarily designed as an outdoor, pole-mounted unit for overhead distribution lines. Its construction is optimized for this application. For substation use, other form factors or cubicle designs might be more appropriate, and we can advise on suitable alternatives.
How does the spring operating mechanism work, and what are its maintenance intervals?
The mechanism uses a spring that is charged (manually or by a motor) to store energy. This stored energy is then released to close or open the contacts. It is known for reliability and typically requires less frequent maintenance compared to other types. Specific inspection and lubrication intervals are provided in the operation manual.
What is the typical delivery lead time for this product?
Lead times can vary based on order quantity and specific configuration. As an established manufacturer with streamlined processes, we generally aim for competitive lead times. Please contact our sales team with your requirements for an accurate delivery schedule.
Can the rated breaking current or other parameters be customized?
Yes, certain parameters like the rated short-circuit breaking current can be customized to meet specific project requirements. We recommend discussing your detailed technical needs with our engineering team during the inquiry stage.
What control accessories or protection devices are compatible with this breaker?
The ZW32-12F can be equipped with various control units, including manual, motorized, or remote options. It is designed to interface seamlessly with standard protection relays for overcurrent, earth fault, and auto-reclosing functions. Compatibility details are available upon request.
What is the expected service life of the vacuum interrupter?
The vacuum interrupter is a sealed, maintenance-free component with a very long electrical and mechanical life, often matching or exceeding the life of the overall breaker assembly under normal operating conditions, as indicated by the high number of rated operations.
Do you provide installation guidance and after-sales support?
Absolutely. We provide detailed installation and operation manuals with each shipment. Our technical support team is available to assist with installation queries and provide after-sales service. Spare parts are also available to support long-term operation.