KYN18-12 (GZS1-12) three phase AC 11lkv ring main unit Switchgear

  Product introduction of three phase AC 11lkv ring main unit Switchgear   KYN18-12 Indoor AC three phase AC 11lkv ring main unit Switchgear is a mid-insert vacuum Switchgear which mainly adopts ZN65A-12 vacuum circuit breaker as well as ZN12-10 vacuum circuit breaker and Siemens 3AF, 3AH vacuum circuit breaker.   Introduction of Indoor AC Metal Armored Switchgear [  three phase AC 11lkv ring main unit Switchgear This product meets GB3906-91"3~35kV three phase AC 11lkv ring main unit Switchgear " , DL404-91"Technical Conditions of Indoor AC Switch Ordering" ,IEC298" AC Metal Closed Switchgear and Control Equipment" and other standards. It applies to 3~10kV AC three-phase 50Hz single generetrix power system as the receiver and distributor of the power. It is widely used in various power plants, substation and industrial and mining enterprises. It can be installed on the wall (not recommended) and not.  
Terms of Use - Indoor AC Metal Armored Switchgear [High Voltage switchgear]
( Surrounding air humidity )

Altitude(m)	1000	2000	3000
Maximum Temperature(°C)	40	35	30

  1. Minimum: -10°C
2. Altitude :
(1) Within 1000m (special order should within 3000m)
(2) Humidity and Pollution
(3) Daily relative value is less than 95%, monthly average is less than 90%.
(4) During high humidity period, if the temperature falls dramatically, dew is allowed. No conductive dust in the air. The Switchgear can be operated under the first level condition prescribed in GB3906-91 appendix E.
Structure - Indoor AC Metal Armored Switchgear [High Voltage switchgear]
This Switchgear is Armored Withdraw-type Metal Switchgear . It is composed by the cabinet body and movable part (handcart). The structure of the Switchgear is as follows: (refer to picture1), movable components are on the delivery vehicle (refer to picture 2), the outlook of the cabinet body (refer to picture 3).
 

1 Circuit Breaker Room Door	2 Vacuum Circuit Breaker Handcart
3 Guide Rail	4 Front Door
5 Propeller	6 Mechanical Interlock
7 Partition Board	8 Cable Room
9 Grounded Switch	10 Current Transformer
11 Backboard	12 Middle Partition Board
13 Static Contact Block	14 Insulator
15 Main Busbar	16 Exhaust Channel of Cable Room
17 Busbar Room	18 Main Busbar Cover Tube
19 Valve	20 Relay Room
21 Small Busbar Room	22 Relay Room Door

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