Cnkeeya High-Quality Low-Voltage 380V 630A Type Fuse 250A Knife Switch

• Customization: Available
• Type: Low-voltage
• Structure: Single-column Disconnector
• Model NO.: 380V 630A 250A
• Installation: Indoor High-voltage
• Operation: Manual
• Grounding Mode: Grounding
• Movement Mode: Plug-in Type
• Number of Poles: Three Pole
• Grounding: Single Ground
• Series: Three
• Run: Plug-In
• Switching Mode: Single Throw-in
• Common Model: YR
• Structure of Operating: Pneumatic
• Certification: ISO, CE, ISO9001
• Brand: Cnkeeya
• Transport Package: Carton
• Specification: It depends
• Trademark: CNKEEYA
• Origin: China
• HS Code: 8536500090
• Production Capacity: 10000PCS / Year
• Package Size: 0.00cm * 0.00cm * 0.00cm
• Package Gross Weight: 0.000kg

Product Description

Product Description

BP32 isolating switch disconnector knife switch Russia type 400A

1.1 The rated voltage of the low-voltage series open type knife switch, conversion switch, and conversion switch (hereinafter referred to as knife switch and knife shaped conversion switch) is AC 50Hz, 380V, and the rated current is 630A. In the distribution equipment of industrial enterprises, it is used as an infrequent manual connection or disconnection of lines or as an isolation switch. 1.2 Normal working conditions for knife switches and knife shape conversion switches: a. Altitude not exceeding 1000M; b. The ambient air temperature shall not be higher than+40 ºC and not lower than -30 ºC; c. The relative humidity of the air shall not exceed 85%; d. In a medium without explosion risk, and there are no gases or dust (including conductive dust) in the medium that are sufficient to corrode metals and damage insulation; e. Places without significant shaking and impact vibration.

Product Parameters

Наименование параметра	BP32-31 100A	BP32-35 250A	BP32-37 400A	BP32-39  630A
Условный тепловой ток на открытом воздухе lth, A	100	250	400	630
Условный тепловой ток в оболочке Ithe, A	80	200	315	500
Номинальное напряжение изоляции Ui	690
Номинальное импульсное выдерживаемое напряжение изоляции Uimp, кВ	8,0
Степень защиты по ГОСТ 14254	IP00, IP32 со стороны привода при установке в НКУ
Диапазон рабочих температур, °C	от -60 до +40° С