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VS1 (ZN63) 12kV Indoor Air Insulated VCB Vacuum Interrupter

Name: VS1 (ZN63) 12kV Indoor Air Insulated VCB Vacuum Interrupter
Brand: Kaisaier
Rating: 5.0 (84 reviews)

Model:
TD-12/1600-31.5C
Brand:
Kaisaier
Code:
1015

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Product Description

With its exceptional breaking capacity of 31.5kA, this product ensures quick and safe interruption of short-circuit currents.

Featuring a ceramic corrugated casing, TD-12/1250-31.5C is specifically designed for seamless integration with the VS1 application. The robust ceramic shell not only provides durability but also offers high insulation performance, ensuring optimal protection for internal contacts.

Capable of handling a maximum current rating of 1600A, this product is built to withstand normal operational demands. With a lifespan of up to 10,000 operations, TD-12/1250-31.5C boasts low maintenance costs, making it a cost-effective choice for your electrical infrastructure.

Ensuring environmental friendliness, this product employs true arc extinguishing technology, leaving no impact on the surrounding environment. Its compact design accommodates the size requirements of VS1 and other compatible equipment, making installation hassle-free.

Key features:

Size: Φ98 mm*275 mm

Rated Frequency: 50 Hz

Rated Voltage: 12 kV

Rated Current: 1600A/1250 A/630A

Rated Short-circuit Breaking Current: 31.5 kA

Lighting Impulse Withstand Voltage (Peak): 85 kV

1015-3 1015-4 1015-2 1015-6

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Founded in 2003, Kaisaier is a professional hi-tech enterprise, mainly engaging in the design, manufacture and sales vacuum interrupter and embedded poles.

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No.99 Huanghe road, east industrial zone of Xindu, Chengdu, Sichuan, PRC

+86-28-83939066

tangling@kaisaier.cn

MAIN TECHNICAL DATA		TYPE
		TD-12/1600-31/5C
VOLTAGE RATINGS AT RATED CONTACT STROKE
Rated Frequency	HZ	50
Rated Voltage	kV	12
Short-time(1min)Power-frequency Withstand Voltage	kV	48
Lighting Impulse Withstand Voltage(Peak)	kV	85
CURRENT RATINGS
Rated Current	A	1600	1250	630
Rated Short-circuit Breaking Current	kA	31.5	31.5	31.5
Rated Short-time Withstand Current	kA	31.5	31.5	31.5
Rated Peak Withstand Current	kA	80	80	80
Rated Short-circuit Making Current	kA	80	80	80
Rated Single Capacitor Bank Breaking Current	A	630*
Rated Back-to-back Capacitor Bank Breaking Current	A	400*
Rated Duration of Short-circuit	s	4
Circuit Resistance at Min. Rated Contact Force	μΩ	≤ 13
MECHANICAL DATA
Contact Close Force Due to Bellows and Atmosphere	N	90 ± 40
Counter Force of Contact at Full Stroke	N	180 ± 40
Mass OF Moving Parts	kg	1
LIFE
Mechanical Endurance	Times	10000
Contact Limit Erosion	mm	3
Switching Operations of Rated Short-circuit Breaking Current	Times	30
Shelf Life	Years	20
Internal Gas Pressure	Pa	＜1.33 × 10-3
RATED OPERATING SEQUENCE	O-0.3s-CO-180s-CO
MECHANICAL DATA OF VACUUM SWITCH EQUIPPED WITH THE INTERRUPTERS
Average Opening Speed(first 6mm）	m/s	1.1 ± 0.2
Average Closing Speed(last 6mm)	m/s	0.6 ± 0.2
Contact Bounce Duration at Closing Operation	ms	≤ 2
Clearance Between Open Contacts	mm	11 ± 1
Out of Simultaneity of Contact Closing and Opening	ms	≤ 1
Rated Contact Pressure	N	3000⁺³⁰⁰₀
Added External Contact Force at Contact Touch Point	N	2100⁺²⁰⁰₀
Maximum Rebound During Opening	mm	≤ 2
Note 1:Meets or exceeds the electrical endurance requirements of calss E2 per IEC 62271-100 and GB 1984-2014. Note 2:"*"Rated insulation values require external insulation, such as SF6,transformer oil or solid dielectric material etc. Note 3:"★"Rated characteristics to be given on request. Note 4:In order not to damage the metal bellows, the movable stem should be prevented from rotation when assembling. For more requirements please check the instructions of Usage.

MAIN TECHNICAL DATA		TYPE
		TD-12/1600-31/5C
VOLTAGE RATINGS AT RATED CONTACT STROKE
Rated Frequency	HZ	50
Rated Voltage	kV	12
Short-time(1min)Power-frequency Withstand Voltage	kV	48
Lighting Impulse Withstand Voltage(Peak)	kV	85
CURRENT RATINGS
Rated Current	A	1600	1250	630
Rated Short-circuit Breaking Current	kA	31.5	31.5	31.5
Rated Short-time Withstand Current	kA	31.5	31.5	31.5
Rated Peak Withstand Current	kA	80	80	80
Rated Short-circuit Making Current	kA	80	80	80
Rated Single Capacitor Bank Breaking Current	A	630*
Rated Back-to-back Capacitor Bank Breaking Current	A	400*
Rated Duration of Short-circuit	s	4
Circuit Resistance at Min. Rated Contact Force	μΩ	≤ 13
MECHANICAL DATA
Contact Close Force Due to Bellows and Atmosphere	N	90 ± 40
Counter Force of Contact at Full Stroke	N	180 ± 40
Mass OF Moving Parts	kg	1
LIFE
Mechanical Endurance	Times	10000
Contact Limit Erosion	mm	3
Switching Operations of Rated Short-circuit Breaking Current	Times	30
Shelf Life	Years	20
Internal Gas Pressure	Pa	＜1.33 × 10-3
RATED OPERATING SEQUENCE	O-0.3s-CO-180s-CO
MECHANICAL DATA OF VACUUM SWITCH EQUIPPED WITH THE INTERRUPTERS
Average Opening Speed(first 6mm）	m/s	1.1 ± 0.2
Average Closing Speed(last 6mm)	m/s	0.6 ± 0.2
Contact Bounce Duration at Closing Operation	ms	≤ 2
Clearance Between Open Contacts	mm	11 ± 1
Out of Simultaneity of Contact Closing and Opening	ms	≤ 1
Rated Contact Pressure	N	3000⁺³⁰⁰₀
Added External Contact Force at Contact Touch Point	N	2100⁺²⁰⁰₀
Maximum Rebound During Opening	mm	≤ 2
Note 1:Meets or exceeds the electrical endurance requirements of calss E2 per IEC 62271-100 and GB 1984-2014. Note 2:"*"Rated insulation values require external insulation, such as SF6,transformer oil or solid dielectric material etc. Note 3:"★"Rated characteristics to be given on request. Note 4:In order not to damage the metal bellows, the movable stem should be prevented from rotation when assembling. For more requirements please check the instructions of Usage.