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NH40 Series
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
NH40 Series
Switch Disconnector
User Instruction
NO:2023.10
Standard: IEC 60947-3
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Summary of Contents for CHINT NH40 Series
- Page 1 NO:2023.10 NH40 Series Switch Disconnector User Instruction NH40 Series 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 Standard: IEC 60947-3...
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Page 2: Safety Warning
Safety Warning Only professional technicians are allowed for installation and maintenance. Catalog 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. Purpose of Use Key Technical Parameters Outline and installation size... -
Page 3: Purpose Of Use
NH40 Series Switch Disconnector User Instructions Purpose of Use Outline and installation size NH40 series switch disconnector is applicable to infrequent making and breaking of circuits and isolation Outside the cabinet Inside the cabinet of circuits in the power distribution system of industrial enterprises. If the current is above 1,000A, it is only used for electrical isolation and shall not be operated with load. - Page 4 NH40 Series Switch Disconnector User Instructions NH40 Series Switch Disconnector User Instructions Table 2 Size table Unit: mm Table 3 Size table Unit: mm Specification Φ Specification 125A/3 355~460 1000A/3 192.5 160A/3 355~460 1250A/3 192.5 1600A/3 125A/4 355~460 192.5 160A/4...
- Page 5 NH40 Series Switch Disconnector User Instructions NH40 Series Switch Disconnector User Instructions Operation in Wiring mode Wiring mode the cabinet Operation in Operation in the cabinet the cabinet Operation outside Switch cabinet panel Switch cabinet panel the cabinet Operation outside...
- Page 6 NH40 Series Switch Disconnector User Instructions NH40 Series Switch Disconnector User Instructions Installation size diagram of operation handle panel Connecting outside the cabinet plate 1000A Switch cabinet panel Operation in the Wiring mode Operation outside Wiring mode cabinet the cabinet...
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Page 7: Maintenance
NH40 Series Switch Disconnector User Instructions QC PASS Table 8 Size table Unit: mm Specification 2000A/3 2500A/3 3150A/3 2000A/4 1075 2500A/4 1075 3150A/4 1075 Installation, Commissioning and Operation 1. Pull the switch operation handle, the arrow on the handle points to “0”, the observation window displays “0”, and the switch is off.
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