Air-insulated switchgear AIS Rmu Sm6 with Sf6 load disconnect switch

Air Insulated Switchgear AIS Rmu Sm6 with Sf6 Load Break SwitchKYN28-12 is suitable for 3.6 ~ 12KV three-phase AC 50Hz power grid, for accepting and distribution of electrical energy, and for purposes of the circuit controlling, monitoring and protection. It can be used for single busbar, single busbar section system or double b

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Air Insulated Switchgear AIS Rmu Sm6 with Sf6 Load Break Switch

KYN28-12 is suitable for 3.6 ~ 12KV three-phase AC 50Hz power grid, for accepting and distribution of electrical energy, and for purposes of the circuit controlling, monitoring and protection. It can be used for single busbar, single busbar section system or double busbar system, and handcart type of the circuit breaker is easy to maintain. Mainly used in power substations, industrial and mining enterprises, hotels, communities, municipal construction, and petrochemical sector as controlling protection and power distribution monitoring.

WORKING CONDITIONS
• Ambient temperature: -25ºC~+40ºC
• Altitude: ≤2000m (If it is more than 2000m, please specify when ordering)
• Relative humidity: ≤95%(+25ºC)
• Earthquake intensity: ≤8 degrees Installation Environment: In the place where there is no fire, no explosion hazards, no serious pollution, no chemical corrosion and violent vibration


TECHNICAL PARAMETERS

Item

Unit Parameters

Rated voltage

KV

3.6, 7.2, 12

Rated frequency

Hz

50

CB Rated current

A

630, 1250, 1600, 2000, 2500, 3150

Cabinet Rated current

A

630, 1250, 1600, 2000, 2500, 3150
(4s) Rated flexible and stable current(4s)
KA

16, 20, 25, 31.5, 40, 50
() Rated flexible and stable current(peak)
KA

40, 50, 63, 80, 100, 125

Rated short and open circuit
current

KA

16, 20, 25, 31.5, 40, 50
() Rated short circuit open and close current(peak)
KA

40, 50, 63, 80, 100, 125



Rated
insulat ion level
1min1min power
frequency withstand voltage


KV


24, 32, 42
 Lightning impulse withstand voltage
KV

40, 60, 75



Protection level
/IP4X
/Shell
 
/
IP2X
,
when the compartment door and the breaker door are opened)


Air Insulated Switchgear AIS Rmu Sm6 with Sf6 Load Break Switch
Air Insulated Switchgear AIS Rmu Sm6 with Sf6 Load Break Switch
Air Insulated Switchgear AIS Rmu Sm6 with Sf6 Load Break Switch
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Air Insulated Switchgear AIS Rmu Sm6 with Sf6 Load Break Switch

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