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VF Series Vacuum Circuit Breakers for 10kV and 24kV Networks

VF Series Vacuum Circuit Breakers for 10kV and 24kV Networks — ELTEHNIKA OJSC

品牌: ELTEKHNIKA

¥12,960 - ¥60,480 CNY

MOQ: 1 pieces

主要特点

Rated current: 630...4000 A

Nominal voltage: 10, 20 kV

质量: 95-145 kg

Highest operating voltage: 12, 24 kV

供应商信息

ELTEHNIKA OJSC

🇷🇺 📦 🏭 🛡️

查看全部产品 (9)

快速询价

产品描述

Vacuum circuit breakers of VF series are designed for operation in CSR and GIS, in three-phase alternating current networks with frequency 50 Hz, rated voltage 10 and 24 kV and rated current up to 4000 A with isolated or grounded through a resistor or arc suppression reactor neutral.

规格参数

Rated current

630...4000 A

Nominal voltage

10, 20 kV

质量

95-145 kg

Highest operating voltage

12, 24 kV

Rated tripping current

20000...40000 A

Normalized parameters of through short-circuit currents: electrodynamic resistance currents

51000...100000 A

Normalized parameters of through short-circuit currents: thermal resistance currents

20000...40000 A

Rated voltage of control circuits of a motorised hardware trolley

200 V

Rated current of control circuits of on/off solenoids not more than

1 A

Rated current of control circuits of maximum current release circuit breakers, max.

3,5 A

Operating voltage range of control circuits (AC/DC) of the actuation solenoid

70–115 / 85–105% 的 U_nom %

Operating voltage range of the control circuits (AC/DC) of the trip solenoid

65–120 / 70–110% 的 U_nom %

Operating voltage range of control circuits (AC/DC) of the power spring cocking motor

85–110% 的 U_nom %

Mechanical life (number of cycles B-TP-O) for switches 630; 800; 1000; 1250; 1600 A, not less

10000-30000 pcs

Mechanical life (number of B-TP-O cycles) for switches 2000; 2500; 3150 A, not less than

10000 pcs

Switching life (number of cycles B-TP-O) at rated current for circuit breakers 630; 800; 1000; 1250; 1600 A, not less

10000-30000 pcs

Switching life (number of cycles B-TP-O) at rated current for circuit breakers 2000; 2500; 3150 A, not less

10000 pcs

Switching life (number of cycles ?- tP-O) at rated tripping current, not less than

25-50 pcs

Service life before decommissioning, not less

30 year

Resistance to seismic effects according to MSK-64 scale

8 points

Operating ambient air temperature range

从 -40 到 +40°C °C

深度

442...740 mm

宽度

440...878 mm

高度

558...775 mm

品牌

VF12, VF24

Current type of control coil

交流，直流

Block pins

是

Control coil voltage

110-220 V

极数

极体是由绝缘材料制成的铸造结构。极内安装有VDK。极的接触引线与相应的VDK接触相连。

驱动

弹簧驱动器，独立动作，使用预紧弹簧的机械能。

连接

固定，滑出式，电动

Degree of protection according to GOST 14254-96

IP4X

Control circuit current type

交流，直流

Availability of built-in controls

是

Type of climatic version according to GOST 15150-69

U

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