CHINT NXZM User Instructions

CHINT NXZM User Instructions

Automatic transfer switch

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NO:2021.04
NXZM、NXZ(H)M
Automatic Transfer Switch
User Instructions
Standard: IEC/EN 60947-6-1

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Summary of Contents for CHINT NXZM

  • Page 1 NO:2021.04 NXZM、NXZ(H)M Automatic Transfer Switch User Instructions Standard: IEC/EN 60947-6-1...
  • Page 2: Safety Warning

    Safety Warning Only professional technicians are allowed for installation and maintenance. Installation in any damp, condensed-phase environment with inflammable and explosive gas is forbidden. You are prohibited from touching the conductive part when the product is operating. Do not install the product at places where gas medium can cause metal corrosion and insulatin damage.
  • Page 3: Inspection And Test

    Allen wrench 2.Type AT and BT controllers Hex wrench have the function of communication. Fig 1 Inspection Tabla 1 Standard accessories Product NXZM-63、 125 NXZM-400、 630 Total NXZM-160 NXZM-250 NXZM-800 model NXZ M-63、 125 NXZ M-160 NXZ M-250 NXZ M-400、 630...
  • Page 4 、 NXZM NXZ(H)M Automatic Transfer Switch Manual test Turn the toggle switch to Off position Normal On position the Manual position Alternative Off position On position Reset the handle Fig 2 Manual test Power-on test Turn the toggle switch to...
  • Page 5 、 NXZM NXZ(H)M Automatic Transfer Switch Outline and Installation Dimensions Outline & installation dimensions Hmax Fig 4 Outline and Installation Dimensions Tabla 2 Outline and Installation Dimensions Unit: mm Product model NXZM-63、125 NXZHM-63、125 NXZM-160 NXZHM-160 NXZM-250 NXZHM-250 NXZM-400、630 NXZHM-400、630 NXZM-800...
  • Page 6: Installation And Wiring

    、 NXZM NXZ(H)M Automatic Transfer Switch Dimensions of split module of controller and cabinet door Unit: mm 60≤a≤62 101≤b≤103 Thickness≤2.5 Fig 5 Dimensions of split module of controller and cabinet door Installation and wiring Wire connection dimension Fig 6 Wire connection dimension...
  • Page 7 、 NXZM NXZ(H)M Automatic Transfer Switch Tabla 4 Sectional area, width and number of copper wire Unit: mm Rated current Cross-sectional area of copper wire or copper bar The number of copper wire or copper bar Rated current Cross-sectional area of copper...
  • Page 8 、 NXZM NXZ(H)M Automatic Transfer Switch Connect to the external terminal of controller directly. Any forms of electrical connection of these terminals is strictly forbidden. Signal and control terminal wiring diagram Common Common 1. Any type of electrical Note: Please tear off the sticker before use and keep it for future use.
  • Page 9: Controller Setup

    、 NXZM NXZ(H)M Automatic Transfer Switch Installation of the display module (on cabinet door) Fig 9 Installation of the display module Installation of flash barrier If a megameter with capacity over 500V is used to measure the insulation resistance of the circuit breaker, please disconnect the secondary circuit of the controller.
  • Page 10 、 NXZM NXZ(H)M Automatic Transfer Switch Indication of the start of stop function; Unit of voltage time and frequency of the normal power; Phase of A, B, C; Unit of voltage, time and frequency of the alternative power; Display area of alternative power voltage parameters It displays alternative power voltage parameters and transfer delay time under the working condition, and displaying symbols under setting condition;...
  • Page 11 、 NXZM NXZ(H)M Automatic Transfer Switch Parameter setting for controller Note: The parameter settings for display For setting of the switching value of normal module and communication power supply undervoltage,press to increase to decrease function default as follows: 1 Setting of undervoltage switching...
  • Page 12 、 NXZM NXZ(H)M Automatic Transfer Switch Controller operation process Normal operation of normal power supply Normal operation of normal power supply Failure of normal power supply T3 Failure of normal power supply T1 Start-up of generator Disconnection of normal power supply...
  • Page 13: Product Troubleshooting

    、 NXZM NXZ(H)M Automatic Transfer Switch Product troubleshooting Table 5 Non-common fault and solution Description Causes and solutions Press Inquiry button. An indication of E-1 corresponds to circuit breaker trip on the normal power supply side, and that of E-2 corresponds to circuit breaker trip on the alternative power supply side.
  • Page 14: Environmental Protection

    、 NXZM NXZ(H)M Automatic Transfer Switch Environmental Protection 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...
  • Page 15 、 NXZM NXZ(H)M Automatic Transfer Switch QC PASS NXZM NXZ(H)M 、 Automatic Transfer Switch IEC/EN 60947-6-1 PD1 Check 15 Test date: Please see the packing ZHEJIANG CHINT ELECTRICS CO., LTD.
  • Page 16 NXZM NXZ(H)M 、 Automatic Transfer Switch 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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