Related Manuals for CHINT NB1-63 Series
Summary of Contents for CHINT NB1-63 Series
- Page 1 NO:2020.04 NB1-63 Series Miniature Circuit Breaker User Instruction Standard: UL1077...
- Page 2 Safety Warning The product can only be installed and maintained by professionals. Installation in any damp, condensed-phase environment with inflammable and explosive gas is forbidden. When the product is being installed or maintained, the power must be switched off. You are prohibited from touching the conductive part when the product is operating.
- Page 3 Purpose of Use The NB1-63 series miniature circuit breakers are applicable to circuits with frequency of AC 50/60 Hz, rated voltage up to AC 277/480 V or up to DC 110/125 V and rated current up to 63 A. They provide overload and short circuit protection, and can also be used for infrequent switching of the circuit under normal circumstances.
- Page 4 Installation 1) Outline and installation dimensions Unit:mm -1.20 49.5±0.31 -0.43 -0.62 -1.20 -1.20 2) On-off indication Green I•ON O•OFF...
- Page 5 3 Installation ② ① ④ ③ TH35-7.5 type mounting rail 4 Disassembly ① ② 5 Wiring line Table 2 Wiring requirements 75℃ WIRE#16 -#6AWG Cu only 2.0 N m/ • 17.8 lbs•in load...
- Page 6 6 Operation Instruction It is recommended to carry out the closing operation from the middle of the handle. I•ON I•ON Maintenance 1. Check the circuit breaker on a regular basis during operation; 2. After the circuit breaker cuts off the overload or short-circuit current, the fault should be eliminated before closing the circuit breaker.
- Page 7 QC PASS NB1-63 Series Miniature Circuit Breaker UL1077 Check 12 Test date: Please see The packing ZHEJIANG CHINT ELECTRICS CO.,LTD.
- Page 8 NB1-63 Series Miniature Circuit Breaker User Instruction Zhejiang Chint Electrics Co., Ltd. Add: No.1, CHINT Road, CHINT Industrial Zone,North Baixiang, Yueqing, Zhejiang 325603,P.R.China E-mail: global-sales@chint.com Website: http://en.chint.com...
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