产品概述 Productbriefaccount

MNS低压抽出式开关柜，是一种用标准模块由工厂组装的组合式低压开关柜，技术标准

符合IEC60439-1《低压成套开关设备和控制设备》、GB7251.1《低压成套开关设备和控制设

备》等标准。

MNS Low-voltage withdrawable switchgear is assembled with modules in the factoryLonform IEC60439-1

《Low-voltage complete switch equipment and controller》GB7251.1《Low-voltage complete switch equipment

andcontroller》standard.

产品特点 Product feature

设计紧凑:以较小的空间能容纳较多的功能单元。

结构通用性强，组装灵活:以25mm为模数的C型型材能满足各种结构型式、防护等级及使

用环境的要求。

采用标准模块设计:分别可组成保护、操作、转换、控制、调节、测定、指示等标准单元，用

户可根据需要任意选用组装。以200余种组装件可以组成不同方案的柜架结构和抽屉单元。

安全性:大量采用高强度阻燃型工程塑料组件，有效加强防护安全性能。

技术性能高:主要参数达到当代国际技术水平。

压缩场地:三化程度高，可大大压缩储存和运输预制件的场地。

装配方便:不需要特殊复杂工具。

MNS Low-voltage withdrawable switchgear is a recently developer new variety of product,the technology of

which reached 80`sinternationaladvancedlevel

Compact,space saving desigh

High generalization in structure desian and flexibility inmake-upThe Cprofiles of sheet steel with 25mm

modularinterval can meet the needs of all kinds of structural typesprotection degrees. operating and

enviromentalconditions.

Adoption of standard module desian.They can make up a variety of standard units for protection.

operation,switchingcontrolling,regulating,measuring and indication.The user may choose at option the

relevant standard unit for assemble according to requirement. Up to more than 200of structure parts

and funcational modules make it possible to make up a variety of structure frames and drawer units for

differentschematicreguirements.

Adoption of large number of the high strength flame-resisting plastic modulars and functional partitior

plates are effective to strengthen the performance of safety protection.

High technical characteristics, main parameters reach a fairly high international advanced level

Reduction in space reguirement for storing and transporting pre-fabricated parts thanks to the high

degreeof seriation. standardization and generalization of thestructure

Easy assembly,no special tools are necessary.

主要技术参数 Main technical data for the switchgear

额定绝缘电压

660V

Rated insulation voltage

额定工作电压

380,660V

Rated operating voltage

主母线最大工作电流

5500A(IP00)，4700A(IP30)

Main busbar Max.operating current

主母线短时耐受电流(1S)

100kA(Eff.Value)

Main busbar short time withstand current

主母线短时峰值电流

250kA(Maxvalue)

Main busbar short time peakcurrent

垂直母线(配电母线)最大工作电流

1000A

Vertical busbar (Power distributing busbar)Maxoperating current

垂直母线(配电母线)短时峰值电流

标准型90kA，加强型130kA

Vertical busbar (Power distributing busbar)short-time peak current

防护等级

IP30.IP40IP54

Protection degree