CHINT NXB-63 User Instruction Download Page 1 | Manualshive

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NO:2020.04

Standard:

IEC/EN 60898-1

User Instruction

NXB-63

、

NXB-63H

Miniature Circuit Breaker

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Summary of Contents for NXB-63

Page 1: ...NO 2020 04 Standard IEC EN 60898 1 User Instruction NXB 63 NXB 63H Miniature Circuit Breaker ...

Page 2: ...package Tighten the wiring screws when installing the product to prevent wires from loose or being pulled out Select wires strictly according to instructions and connect them to proper power supply and load The product cannot protect people from electric shock or against power imbalances Do not install the product at places where gas media can cause metal corrosion and insulation damage The produc...

Page 3: ...and short circuit protection and are also used as the infrequent making breaking operation of the circuit under normal conditions Table 1 Key Technical Parameters Altitude Pollution level Installation category Rated operating voltage Ue V Rated short circuit breaking capacity Icn Enclosure protection class 2000m Level 2 Class II and III AC 220V or 230V or 240V 1P 1P N 2P AC 380V or 400V or 415V 2P...

Page 4: ...Outline and installation dimensions 2 On off indication Unit mm 1P 1P N 2P 3P 3P N 4P 81 0 1 20 54 0 1 20 36 0 0 62 18 0 0 43 77 8 1P 0 1 20 76 8 2P 4P 0 1 20 65 5 0 37 42 5 0 31 45 0 31 72 0 1 20 Red Green I ON OFF on off ...

Page 5: ...isassembly 7 5 35 27 TH35 7 5 type mounting rail 5 Wiring copper wires only 1 6 10 16 20 25 32 40 50 63 1 1 5 2 5 4 6 10 16 Rated current In A 2 Copper wire cross sectional area S mm Table 2 Copper wire cross sectional area ...

Page 6: ... current of the circuit breaker does not match the load current The wire is loose or not properly fixed by wiring screws The cross sectional area of the selected wire is too small Eliminate the fault Replace the product Replace with product of proper specifications Tighten the wiring screws Replace with wire of proper specifications The handle cannot close the circuit breaker No power Temperature ...

Page 7: ...Breaker IEC EN 60898 1 Check 12 Environmental Protection 5 In order to protect the environment the product or product parts should be disposed of according to the industrial waste treatment process or be sent to the recycling station for assortment dismantling and recycling according to local regulations 05 ...

Page 8: ...niature 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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