◎summary
the improved mns low voltage switchgear is a product developed on the basis of standard type. the system is suitable for the exchange of 50 (60) hz rated working voltage 660v and the following systems for power generation, transmission, distribution, electric energy conversion and control of electric energy consumption equipment. meets the national standard gb7251.1 "low voltage switchgear and control equipment", jb/t9661 "low voltage draw out switch equipment" and the international standard iec439.
◎structure description
the basic cabinet frame of the device is a combined structure of the c section, and the whole structure of the cabinet frame is processed by the zinc plating process or the aluminum zinc plate production. through self tapping locking screws 8.8 six angle screws are connected into a basic framework, then the program needs changes, together with the corresponding door, sealing plate, plate, mounting bracket, and bus function unit, and other parts to assemble a complete device, device parts size, compartment size, implement the modulus (modulus e=25mm). the vertical channel and the one or two connector are changed to gck cabinet in the form of horizontal bus can also be placed on top of the cabinet, the cover can be opened, the outlet side after or outlet way can. at the same time to maintain the original work performance and appearance, to achieve safe and reliable, installation, testing, maintenance convenient and reduce production costs. the level of protection ip3x-4x.
◎drawer type
drawer type: four kinds of standard size, are based on 8e (200mm) height, they were 8e/4, 8e/2,8e, 16e and 24e.
8e/4: in 8e (200mm) high space assembly 4 drawer unit;
8e/2: in 8e (200mm) high space assembly 2 drawer unit;
8e: in 8e (200mm) high space assembly 1 drawer units;
16e: in 16e (400mm) high space assembly 1 drawer unit;
24e: in 24e (600mm) high space assembly 1 drawer unit.
unit circuit rated current 600a and below which the maximum current of 1/2 unit drawer can reach 100a. the effective height of the drawer installation unit 1800mm. the drawer of the same function unit has good compatibility. according to the current size of the drawer out of the line of different specifications after type connector. dfzjd type switching unit for switching current of 1/2 unit drawer and cable compartment. mechanical interlocking device for drawer unit. the drawer unit two connector enough.
◎outline dimension
high 2200
width 600 800 1000
depth 800 1000 800 1000 800 1000
