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nader NDM2 Series - User Manual

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文件编号:NDT2920016
文件版本:4
地址:上海市浦东新区申江南路 2000 邮编:201315 电话:(021)68586699 传真:(021)23025796
1 24
上海良信电器股份有限公司
Shanghai Liangxin Electrical Co., Ltd.
NDM2 系列塑壳断路器
NDM2 Series MCCB
产品说明书
Product Manual
(IPD-ENG-DEV-T32 A0 2019-11-05)
编制
日期
审核
日期
会签
日期
批准
日期
王虎
彭浩然
尹宏雨
2020.10.20
2020.10.20
2020.10.20
胡琪
2020.10.20
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Summary

1. Application Scope and Purpose

2. Model and Implication

3. Main Technical Parameters

4. Normal Working Conditions

5. Wiring Method

6. Product Outline and Installation Dimensions

6.1 Insulation Distance in Metal Cabinet

Specifies the required insulation distances when mounting in a metal cabinet.

6.2 Minimum Center Distance Between Rowed Circuit Breakers

Defines the minimum center-to-center spacing for breakers installed side-by-side.

6.3 Minimum Center Distance Between Stacked Circuit Breakers

Specifies the minimum distance between vertically stacked circuit breakers.

7. Mounting Method

7.1 Insulation Test

Describes the procedure for performing insulation tests before installation.

7.2 Installation

Details how to install the circuit breaker in vertical or horizontal orientation.

8. Accessory Description

8.1 Undervoltage Tripper

Explains the function and wiring of the undervoltage release accessory.

8.2 Shunt Tripper

Describes the function and wiring of the shunt release accessory.

8.3 Auxiliary and Alarm Contacts

Details the connection and status indication for auxiliary and alarm contacts.

8.4 Motor-Operated Mechanism

Explains the operation and wiring of the motor-operated mechanism.

8.5 Manual Operating Mechanism

Provides instructions for installing and operating the manual mechanism.

9. Application and Maintenance

9.1 Pre-operation Checks and Preparation

Lists essential checks and preparations before operating the breaker.

9.2 Pilot Run

Outlines the procedure for conducting a pilot run to test the breaker.

9.3 Maintenance

Details the schedule and procedures for breaker maintenance.

10. Notices

10.1 Installation Precautions

Highlights important precautions to be taken during installation.

10.2 Running Precautions

Emphasizes crucial precautions to follow during breaker operation.

10.3 Warranty Period and After-Sales Service

11. Ordering Information

nader NDM2 Series Specifications

General IconGeneral
Rated Impulse Withstand Voltage (Uimp)4kV
Breaking Capacity (Icu)6kA
Breaking Capacity (Ics)6kA
Trip Unit TypeThermal-Magnetic
Breaking Capacity6kA
Rated Current (In)16A, 20A, 25A, 32A, 40A, 50A, 63A
Poles1P, 2P, 3P, 4P
Rated Voltage (Ue)230/400V AC
Rated Insulation Voltage (Ui)500V
StandardIEC/EN 60898-1
MountingDIN Rail
Trip CharacteristicC curve

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