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NB1-63H/2 
Moulded Case 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: [email protected]
Website: http://en.chint.com

Summary of Contents for NB1-63H/2

Page 1: ...NO 2020 07 Standard IEC EN 60947 2 NB1 63H 2 Moulded Case Circuit Breaker User Instruction ...

Page 2: ...res of the product are set by the manufacturer It is not allowed to open or adjust the circuit breaker at will The product must be wired and installed by qualified personnel and be checked regularly It is prohibited to let children play with the product or the package Prevent foreign objects from falling into the product Do not install the product at places where gas media can cause metal corrosio...

Page 3: ...e overload and short circuit protection and can also be used for infrequent switching of the circuit under normal circumstances Table 1 Key Technical Parameters Rated Working voltage Ue Rated limit short circuit breaking capacity Icu 1P and 1P N AC230V 2P 3P N 3P and 4P AC400V 10 kA No Parameter or performance Parameter value or performance value 1 2 Altitude Pollution level Protection level 2 000...

Page 4: ...2 Installation 3 1 Outline and installation dimensions 2 On off indication Red Green I ON O OFF 78 1 20 0 86 1 40 0 49 5 0 31 45 0 31 1P 1P N 2P 3P 3P N 4P 18 0 43 0 36 0 62 0 54 1 20 0 72 1 20 0 Unit mm ...

Page 5: ...03 7 5 35 27 TH35 7 5 type mounting rail 3 Installation 4 ...

Page 6: ...04 Rated current In A Copper wire cross sectional 2 area mm 1 6 10 16 20 25 32 40 50 63 1 1 5 2 5 4 6 10 16 4 Disassembly 5 Wiring copper wires only Table 2 Copper wire cross sectional area ...

Page 7: ...05 2 0N m Wiring torque 6 Operation Instruction It is recommended to carry out the closing operation from the middle of the handle I ON I ON S 25mm 2 L 14mm S 16mm 2 S 25mm 2 L 15mm S 16mm 2 1 2 ...

Page 8: ...ecycling station for assortment dismantling and recycling according to local regulations Cannot close the circuit breaker by handle Short circuit at load end Fault occurs to the operating mechanism The rated current of the circuit breaker does not match the load current Eliminate the fault Replace the product Replace with product of proper specifications Temperature is too high The wire is loose o...

Page 9: ...QC PASS Test date Please see The packing ZHEJIANG CHINT ELECTRICS CO LTD NB1 63H 2 Moulded Case Circuit Breaker IEC EN 60947 2 Check 12 ...

Page 10: ...d Case 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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