MNS Low Voltage Withdrawable Switchgear

MNS the Low Voltage Withdrawable Switchgear is an electrical distribution equipment commonly employed in industrial and commercial electrical systems.

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Overview


MNS model LV withdrawable switchgear is suitable for AC 50~60Hz, 660V and below power system. It is applied into power plant, substation, oil field, chemistry industry, metallurgy, mineral enterprise etc. To receive and distribute power with the function of control, protection and monitor. Different types of switch is used inside the cabinet.

The LV Switchgear conforms to GB7251 “LV Switchgear and controlgear” standard and JB/T9661 “LV withdrawable switchgear” standard.

Operating Conditions


1. Ambient temperature: -5℃ ~+40℃ , the measured average temp. i n 24 hours: +35℃ ;

2. Relative humidity at highest temperature +40℃, 50℃ allowed max. relative humidity at low temperature, for example, +20 is 90℃, it will occur moderate moist due to temperature change;

3. Altitude:  2000m;

4. The device is suitable for transportation and storage as the following temperature: -25℃~55℃. The device should not be suffered from non-recovery damage;

5. If the above conditions of use cannot be met, the solution shall be negotiated between the user and the manufacturer;

6. When this device is used on offshore oil drilling platforms and nuclear power plants, a separate technical agreement shall be signed.

Technical Specification


ItemUnitParameter
Rated Insulation VoltageV660,1000
Rated Operating VoltageV380,660
Main Bus Maximum Operating CurrentA5000
Main Bus Rated Withstand CurrentkA/s100
Main Bus Rated Peak Withstand CurrentkA/s220
Vertical Bus Maximum Operating CurrentA1000
Vertical Bus Peak Current
Standard typekA/100ms105(MAX)
Enhanced typekA/100ms176(MAX)

 

External Dimensions


A power distribution center (PC) cabinet

HeightWidthDeepRemarks
HBTT1T2
22004001000800200main bus transfer
22004001000800200F1S-1250-2000 ME630-1205
22006001000800200F2S-2500
22008001000800200F4S-3200-2000 ME2000-3200
220010001000800200F5S-4000 ME3205
220012001000800200ME4005

B motor control center (MCC) cabinet

HeightWidthDeepRemarks
HBB1B2TT1T2
22001000600400600400200Single-Sided Operation
220010006004001000400200Double-Sided Operation
If you need more detailed information, please view the pdf document above or contact us.

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