ATR4 Fuse Switch Disconnector

We are a professional manufacturer of distribution board, low voltage fuse switches and low voltage distribution wiring managements products. Main products are vertical fuse switches, fuse holders, mcb & mccb pan assembly. In order to keep high quality of our products, we own the moulds of each part, adopting digital wire-cutting machine, punches and inspection equipment such as hardness tester, electric tester, salty-spray tester, temperature rising tester etc.

Features & Benefits

Product name	UPR-4 Series 400A 3P horizontal design fuse switch disconnector
Rated voltage	415V, 500V, 690V, 800V
Rated current	400A
rated impulse withstand voltage	10KV
Degree of Protection	IP30
Wire specifications	240mm2
General connection mode	Punched rectangle busbar
Fixed way	Screw or V-clamp
Frequency	50 / 60Hz
Ui	1000V

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Product Details

Technical Parameter

Type of Fuse Switch

ATR4-160

ATR4-250

ATR4-400

ATR4-630

415,500,690V,800V

Ith

160A

250A

400A

630A

Frequency

50/60Hz

1000V

U1mp

10KV

Application category

415V

500V

690V

415V

500V

690V

415V

500V

690V

415V

500V

690V

AC23B

AC22B

AC21B

AC23B

AC22B

AC21B

AC23B

AC22B

AC21B

AC23B

AC22B

AC2IB

Degree Of Protection

IP30

Fuse Size

415V

500V

690V

415V

500V

690V

415V

500V

690V

415V

500V

690V

250A

200A

250A

200A

400A

350A

630A

500A

Wire Specifications

70mm²

120mm²

240mm²

300mm²

General Connect,on Mode

Screw&Cable lug

The Special Connection Mode

V-clamp

lnstallat,on ofBusbar

I.Punched rectangle busbar 2.Unpunched rectangle busbar 3.0ther

Fixed Way

I.Screw 2.Hook 3.0thercustorn accessones

ATR4 Fuse Switch Disconnector

Features & Benefits

Technical Parameter

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