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CHINT NH2-125 User Instruction

Switch disconnector

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NO:2020.04
NH2-125
Switch disconnector
User Instruction
Standard: IEC/EN 60947-3

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cyril
April 10, 2025

what is the KA value of the NH2-125

1 comments:
Mr. Anderson
April 10, 2025

The KA value (short-circuit breaking capacity) of the CHINT NH2-125 is not provided in the given context.

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Summary of Contents for CHINT NH2-125

  • Page 1 NO:2020.04 NH2-125 Switch disconnector User Instruction Standard: IEC/EN 60947-3...
  • Page 2: Safety Warning

    Safety Warning The product can only be installed and maintained by professionals. This product is strictly prohibited from being installed in an environment where there are flammable or explosive gases or moisture or condensation. The power must be turned off when installing and maintaining the product.
  • Page 3: Purpose Of Use

    Purpose of Use The NH2-125 isolating switch is suitable for power distribution and control circuits with AC 50Hz/60Hz frequency, rated voltage up to 230V or 400V and rated current up to 125A. It is used as the main switch at the appliance set terminal, and can also be used to control various low-power appliances and lighting infrequently.
  • Page 4: Installation

    Installation 1. Outline and installation dimensions Unit:mm 2P~4P -1.2 -1.2 42.5±0.31 -1.2 -0.43 -0.62 65.5±0.37 -1.2 -1.2 2. On-off indication Closed Green Break...
  • Page 5 3. Installation ① ② TH35-7.5 type mounting rail 4. Disassembly ① ② 5. Wiring: Suitable for copper wire or busbar connection.See Table 2 for wire connection Table 2 Copper wire cross-sectional area Rated current In (A) Copper wire cross-sectional area (mm )
  • Page 6: Maintenance

    Incoming s ide Wiring torque M5(≤63A):2.0N·m (≥80A) :3.5N m · 13mm 50mm 50mm Outgoing side Maintenance The isolating switch should be checked regularly when it is in operation; Operate the isolating switch manually for several times before it is powered on. The manual operation should be flexible and reliable without getting stuck.
  • Page 7: Environmental Protection

    QC PASS NH2-125 Switch disconnector IEC/EN 60947-3 Check 51 Test date: Please see The packing ZHEJIANG CHINT ELECTRICS CO.,LTD.
  • Page 8 NH2-125 Switch disconnector 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...