Ac Metal-clad Withdrawable Enclosed

The AC Metal-Clad Withdrawable Enclosed switchgear is designed as per GB3906 and IEC298. It is composed of cubicle and withdrawable part (handcart). The cubicle is made of Aluminum zinc-coated or galvanized steel sheets assembled using bolts and divided into circuit breaker compartment, busbar compartment, cable compartment and metering compartment. All metal parts are earthed reliably. Each compartment of main circuit system is available with separate pressure release channel. In cable compartment, 10*60mm earth bus can be chosen.

Main characteristics of AC Metal-Clad Withdrawable Enclosed :
1. Cubicle of assembled structure and CB of handcart floor-type structure;
2. Optionally equipped with ZN85-40.5(3AV3), ABB VD4-40.5, VEP-40.5, AREVA FP4025D, and SCHNEIDER SF2. Circuit breaker of the same type is interchangeable
3. Feed screw nut mechanism and overrunning clutch is mounted in the handcart frame, which facilitates easy moving of the handcart and prevents from false operation damaging the feeding mechanism
4. Compulsory mechanical locking method is employed in the interlocks among main switch, handcart and cubicle door to meet the five-proof interlock function
5. All operations can be done when the cubicle door is closed as to safeguard the operating personnel
6. Spacious cable compartment enables access of several cables and overhead outgoing