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12kV Vacuum Arc Extinguished Chamber with Excellent Performance

Model:
TD-12/1250-31.5W
Brand:
Kaisaier
Code:
1218

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Product Description

Experience the pinnacle of performance and innovation with the TD-12/1250-31.5 Vacuum Arc Extinguishing Chamber. Designed to elevate your electrical systems to new heights, this exceptional component redefines reliability, efficiency, and safety.

Unleash Unmatched Performance:The TD-12/1250-31.5 Vacuum Arc Extinguishing Chamber is engineered to deliver exceptional performance under the most demanding conditions. Its cutting-edge design and advanced technology ensure optimal arc quenching capabilities, resulting in seamless and efficient operation.

Ideal for Medium-Voltage Applications:Specifically designed for medium-voltage applications, the TD-12/1250-31.5 is tailored to meet the unique demands of your electrical infrastructure. Whether you're dealing with distribution networks, substations, or industrial setups, this arc extinguishing chamber is your ideal solution.

Precision Craftsmanship:Crafted with precision and attention to detail, the TD-12/1250-31.5 is a testament to engineering excellence. Its components work in perfect harmony, offering consistent and reliable performance over its extended lifespan.

Safety at Its Core:Safety is paramount, and the TD-12/1250-31.5 prioritizes this aspect. Its advanced design minimizes the risk of arc flashes and other hazardous events, safeguarding both personnel and equipment. With its innovative technology, you can trust in its ability to protect your electrical systems.

Versatile and Future-Ready:Embrace versatility with the TD-12/1250-31.5 Vacuum Arc Extinguishing Chamber. Its adaptability ensures compatibility with various systems and applications, making it a future-ready investment that can evolve alongside your electrical needs.

Elevate your electrical systems to unparalleled levels of performance, efficiency, and safety with the TD-12/1250-31.5 Vacuum Arc Extinguishing Chamber. Discover the difference that cutting-edge technology and precision engineering can make in ensuring the seamless operation of your critical infrastructure.

Key features:

Size: Φ80 mm*207 mm

Rated Frequency: 50 Hz

Rated Voltage: 12 kV

Rated Current: 1250 A

Rated Short-circuit Breaking Current: 31.5 kA

Lighting Impulse Withstand Voltage (Peak): 85 kV

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MAIN TECHNICAL DATA		TYPE
		TD-12/1250-31.5W
VOLTAGE RATINGS AT RATED CONTACT STROKE
Rated Frequency	HZ	50
Rated Voltage	kV	12
Short-time(1min)Power-frequency Withstand Voltage	kV	30/48*
Lighting Impulse Withstand Voltage(Peak)	kV	85*
CURRENT RATINGS
Rated Current	A	1250
Rated Short-circuit Breaking Current	kA	31.5
Rated Short-time Withstand Current	kA	31.5
Rated Peak Withstand Current	kA	80
Rated Short-circuit Making Current	kA	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	≤ 15
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	1.0
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	9 ± 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:The movable stem of the VI could only suffering no more than 45Nm twisting force and 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-12/1250-31.5W
VOLTAGE RATINGS AT RATED CONTACT STROKE
Rated Frequency	HZ	50
Rated Voltage	kV	12
Short-time(1min)Power-frequency Withstand Voltage	kV	30/48*
Lighting Impulse Withstand Voltage(Peak)	kV	85*
CURRENT RATINGS
Rated Current	A	1250
Rated Short-circuit Breaking Current	kA	31.5
Rated Short-time Withstand Current	kA	31.5
Rated Peak Withstand Current	kA	80
Rated Short-circuit Making Current	kA	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	≤ 15
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	1.0
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	9 ± 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:The movable stem of the VI could only suffering no more than 45Nm twisting force and 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.

12kV Vacuum Arc Extinguished Chamber with Excellent Performance

Product Description

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