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BTR1 Series Fuse Rail

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  • BTR1 strip fuse holders are suitable for AC 50(60)Hz, with rated voltage up to 690V and rated current up to 630A, applied to 185mm busbar systems. They are used for overload and short-circuit protection of circuits.
  • BTR1 strip fuse holders are widely applied in box-type substations and cable branching boxes.
  • BTR1 strip fuse holders comply with standards of ,IEC60269.2 and IEC60947.3.

Technical Parameter:

Type of Fuse Switch BTR1-250 BTR1-400 BTR1-630
Ue 415,500,690V
Ith 250A 400A 630A
Frequency 50/60Hz 50/60Hz 50/60Hz
EU in AC 1000V 1000V 1000V
Uimp 10kV 10kV 10kV
Application category 415kV 500V 690V 415kV 500V 690V 415kV 500V 690V
AC23B AC22B AC21B AC23B AC22B AC21B AC23B AC22B AC21B
Degree Of Protection IP40 IP40 IP40
Fuse Size 1 2 3
Ue 415V 500V 690V 415V 500V 690V 415V 500V 690V
le 250A 250A 250A 400A 400A 350A 630A 630A 500A
Wire Specifications 120mm² 240mm² 300mm²
General Connect on
Mode		 Screw&Cable lug
Installation of Busbar 1.Punched rectangle busbar 2.Unpunched rectangle busbar 3.Other
Fixed Way 1.Screw 2.Hook 3.Othercustorn accessones
Knife Fuse Holder Jaw
Material		 Brass
Pn. (kv) 276.8
Rated short circuit
intensity		 120kA

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BARFUSE Electric Co., Ltd.
BARFUSE Electric Co., Ltd.
Welcome to our website. If you have any requests or suggestions,please feel free to email us at  [email protected]  or use the following enquiry form. Please allow us to provide you with the best service.
Get A Quote
Welcome to our website. If you have any requests or suggestions,please feel free to email us at  [email protected]  or use the following enquiry form. Please allow us to provide you with the best service.
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Welcome to our website. If you have any requests or suggestions,please feel free to email us at  [email protected]  or use the following enquiry form. Please allow us to provide you with the best service.