33kv 630A 3-Pole Porcelain Type Isolating Switch Ofs -33lb

• Customization: Available
• Breaking Capacity: High
• Type: Switch
• Model NO.: OFS -33LB
• Usage: High Voltage
• Shape: Circle
• Fusing Speed: FF
• Fusing Device: Discoloration
• Standard: JIS
• Impulse Withstand Voltage: 95/195 Kv
• Power-Frequency Withstand Voltage: 42/80kv
• Insulator: Polymer
• Creepdistance: 1080mm
• Trademark: FUERTE
• Origin: China
• HS Code: 8535309090
• Production Capacity: 20000PCS/Month

Product Description

Product Description

 

 

* Brief instruction

The disconnect switch / isolating switch, single phase or three phase with manual operation mechanism is used for opening and closing loading current to protect the outdoor distribution overhead line, transformer, cable connector and electric equipment.
Products are completely in accordance with IEC 62271-102:2001 standard.

 

Our Advantages

 

 

* Our Strength

More than 35 years of production experience;
Sample order is available;
Coustomerization is available.
Continuous improvement and perfection of products;
High productivity, large spare parts inventory
 

 

Design Highlights

√ Blade

• Two piece of blade made by copper with silver plated

√ Terminal pad

• Copper with silver plated

√ Latch design
Self-lock mechanism
√ 100% routine tested for below test items

• Power frequency withstand voltage 1 min, Dry

Product Parameters

 

Electrical characteristics	Specification		Unit
Rated voltage of Disconnector	12	36	kV
Rated current	200 / 400 / 630		A
Rated frequency	50		Hz
Lighting Impulse withstand voltage	95	170	kV
Power frequency withstand voltage in 1 min (Dry)	42	70	kV
Power frequency withstand voltage in 10 s  (Wet)	36	60	kV
Rated short circuit withstand current	12.5(for 400A) / 16 (for 630A)		kA
Rated short circuit withstand time	3		s
Rated peak withstand current	31.5(for 400A) / 40(for 630A)		kA
Creepage	20 or 31		mm/kV
Spare parts
Operating Mechanism	with
Arcing distinguishing chamber	with/without
Operating rod length	Customerized
Material
Terminal pads	Copper plated by silver
Blade	Copper plated by siliver
Insulator	Porcelain / Polymer
Channel Base	Steel hot galvanized
Package
Qty/package	1		pc/case
Service conditions
Environment maximum temperature	40		ºC
Pollution level	Heavy
Altitude	≤1000		Meter
Standard	IEC 62271-102:2001

 

Packaging & Shipping

 

Certifications