KYN28A-12 (Z) (GZS1) type armored removable AC metal-enclosed switchgear (hereinafter referred to as "switchgear") It is suitable for 3.6 ~ 12kV three-phase AC 50Hz distribution power system for receiving and distributing electric energy And the circuit control, protection and monitoring. Can be used in single busbar staging systems or double busbar staging systems. This product complies with the standards: IEC60298 "International Electrotechnical Standard for AC Metal-enclosed Switchgear Below 10KV Rated Voltage", GB / T11022 "Common Technical Requirements for High-Voltage Switchgear and Control Equipment Standard", GB3906 "3.6-40.5KV AC Metal-enclosed Switchgear and Control equipment "and DL / T404" indoor voltage AC switchgear above 3KV "and other standards.
Model meaning
Use environment
Ambient air temperature: +40 ℃, lower limit -15 ℃;
Relative humidity: daily average no more than 95%, monthly average no more than 90%;
Saturated vapor pressure: Daily average not more than 2.2 × 10-3MPa, monthly average not more than 1.8 × 10-3MPa;
Altitude: no more than 1000 meters;
Earthquake intensity does not exceed 8 degrees;
Should be surrounded by combustible gas, explosion danger, serious contamination, chemical corrosion and frequent violent vibration of the place.
In more than GB3906 provisions of the normal use of environmental conditions, by the user and manufacturer consultation.
Features
Meet IEC60298 "AC metal-enclosed switchgear and control equipment rated at 1kV and above 52kV", IEC694 "Common terms of high-voltage switchgear and control equipment", GB3906 "3.6 ~ 40.5kV AC metal-enclosed switchgear and control equipment" and DL / T404 "indoor AC high voltage switchgear ordering technical conditions" and other standards. Has a perfect and reliable anti-misuse "five defenses" function;
Can be equipped with imported VD4, VB2, HVX12-type vacuum circuit breakers, but also with the domestic VS1 vacuum circuit breakers, to achieve closed-door operation;
Cable room has plenty of space, can be connected to multiple cables, installation and maintenance easy;
The whole is from the cabinet and in the home-style removable parts (ie handcart) composed of two parts. The cabinet is divided into four separate compartments, the enclosure protection level is IP4X, and the protection grade is IP2X when the cubicles and circuit breaker room doors are opened;
Circuit breaker replacement simple, hand car interchangeability, minimal maintenance;
Reliable wall installation of cabinets, cabinet maintenance, to reduce the area;
Grounding switch with quick closing ability, convenient access to ground, to ensure personal safety;
With anti-condensation and anti-pollution function, circuit breaker room, relay room, cable room can be installed separately according to user requirements heaters to prevent condensation and corrosion occurred;
Circuit breakers room, cable room can be installed according to user requirements lighting devices to facilitate maintenance and overhaul.
With overhead access, cable entry and other functions and programs, after the arrangement, the formation of a complete set of distribution system equipment.
The main technical parameters
