Zw32-12 24kv Type Pole-Mounted Outdoor Vacuum Circuit Breakers Vcb Integral Sealed Poles Reclosers Disconnecting

Product Description

Product Description

ZW32-12 Outdoor Vacuum Circuit Breaker

ZW32-12 outdoor AC vacuum circuit breaker expertly manages load current, overload current, and short circuit protection within 12kV, 50Hz/60Hz systems.
Ideal for substations, industry, mining, and urban/rural electricity networks, especially where frequent operation is required.
Also suitable for automatic power distribution networks, compliant with IEC62271-100 & GB1984 standards, and GB/T11022 HV general technical requirements for switch and control apparatus.

Specification

ITEM	UNIT	PARAMETER
Rated Voltage	kV	12
Rated Current	A	630
Rated Frequency	Hz	50
Rated short circuit breaking current	kA	12.5/16/20
Rated withstand current (peak)	kA	31.5/40/50
Rated short-duration withstand current (4s)	kA	12.5/16/20
Rated short circuit making current (peak)	kA	31.5/40/50
Mechanical life	Times	Spring Operation 10000/Permanent Magnetic 30000
Rated operating sequence		O-0.3s-CO-180s-CO
Breaking number for rated short-circuit current	Times	30
Power frequency withstand voltage (1min)	kV	Dry test-42/48(to ground, inter-pole/fracture) Wet test-34
Lightning impulse withstand voltage (peak)	kV	75/85 ( inter-pole/fracture)
Closing time	ms	25~60
Total breaking time	ms	≤100
Arcing time	ms	≤20
Rated input power of energy storage motor	w	40
Rated operating voltage and auxiliary circuit rated voltage	v	DC220/110/24 AC220/110
Energy storage time under rated voltage	s	≤100
Rated current of over-current tripper	A	5

Packing & Delivery

Certifications

Company Profile

About CHSH

Shenheng Power Equipment Co., Ltd., located in Yueqing City, Zhejiang Province, the renowned "capital of China's electrical appliances," is a leading specialist in high and low voltage switch transmission and distribution equipment. As a top supplier to the State Grid of China, we offer products like fully insulated and sealed inflatable cabinets and intelligent solid insulated ring network cabinets, known for their stable and reliable quality, earning deep trust and recognition from our customers.
Our enterprise proudly manufactures a diverse range of products, including ring cages, box-type substations, high-voltage switchgear, cable branch boxes, a variety of transformers, JP cabinets, low-voltage switchgear, column-mounted circuit breakers, and integrated power transmission and distribution equipment.

FAQ

Contact us to explore how we can fulfill your power needs!

1. Are you a trading company or manufacturer?
We are a distinguished factory with over a decade of expertise in producing high and low voltage switchgears, substations, transformers, cable distribution boxes, and a broad spectrum of electrical equipment, including vacuum circuit breakers and load break switches.
Our factory is acclaimed as a premier supplier to the State Grid Corporation of China, showcasing our dedication to quality and excellence.
2. Do you accept customized service?
Shenheng Power Equipment Co., Ltd. offers comprehensive OEM/ODM services. Your brand logo can be prominently featured on our Kyn28-12 Medium Voltage Complete Set Switchgear. Our expert teams design custom projects to meet your specifications and drawings, ensuring a perfect fit and your utmost satisfaction.
3. What is your MOQ?
Our minimal order quantity is just 1 piece, making it accessible for businesses of any size to enjoy our exceptional products.
4. How long is your delivery lead time?
Our delivery timelines are tailored to your needs, based on product specifications and order volumes. Typically, we ensure swift delivery within 15 working days, allowing you to enjoy our products promptly.
5. How do you solve quality problems?
Customer satisfaction is our priority. If a quality issue arises, please provide detailed photographs. Our technical and quality assurance teams will analyze and resolve the issue within 2 days, ensuring peace of mind.
6. What are your payment terms?
We provide flexible payment terms for your ease: a 30% T/T deposit upfront, with the balance of 70% due prior to shipment. Furthermore, we accept West Union and L/C payments, offering you diverse options to meet your financial preferences.