KYN28-12(GZS1) AC Metal-clad Withdrawable Enclosed

I. Overview KYN28-12 AC metal-clad withdrawable enclosed switchgear is complete indoor power distribution equipment suitable for 3-phase AC 50Hz and rated voltage of 12kV. It is used for power acceptance and distribution, circuit control, protection and detection etc. in power plants, transformer substations or industrial and mining establishments. II. Structure instruction The switchgear is designed as per requirements specified in GB3906. 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 on the major loop is available with separate pressure release channel. In cable compartment, 10*60mm earth bus can be chosen. III. Main characteristics 1. Easy and effective anti-maloperation locking device to avoid false operation; 2. Can be equipped with VS1-12(ZN63A), VD4, ZN12, 3AH, VB2 and VEP vacuum circuit breakers, VC7 vacuum contactor, etc.; 3. Can be equipped with PT handcart, metering handcart, isolating handcart, fuse handcart, and handcart of the same purpose is interchangeable; 4. The cubicle may be mounted against the wall and accessible for maintenance in the front as to save space; 5. The circuit breaker compartment and cable compartment may be respectively mounted with heater to avoid condensation and corrosion; 6. Spacious cable compartment enables access of several cables; 7. The degree of protection of the enclosure is IP4X, and IP2X for each compartment and when the door of handcart compartment is open.