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
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

Type ofFuse Switch	ATR4-250			ATR4-400			ATR4-630
Ue	415,500,690V
lth	250A			400A			630A
Frequency	50/60Hz			50/60Hz			50/60Hz
U1	IOOOY			IOOOY			IOOOV
Uimp	lOKV			JOKY			IOKV
Application category	415V	500V	690V	415V	500V	690V	415V		500V	690V
	AC23B	AC22B	AC2 IB	AC23B	AC22B	AC21B	AC23B		AC22B	AC2 l B
Degree Of Protection	IP30			IP30			IP30
Fuse Size	I			2			3
Ue	415V	500V	690V	415V	500V	690V	415V	500V		690V
le	250A	250A	200A	400A	400A	350A	630A	630A		500A
Wire Specifications	120mm²			240mm²			300mm²
General Connection Mode	Screw&Cable lug
The Special Connecuon Mode	V-clamp
Installation of Busbar	I.Punched rectangle busbar 2 Unpunched rectangle busbar 3.0ther
Fixed Way	I.Screw 2.Hook 3.0ther custom accessories

ATR4 Fuse Switch Disconnector

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