MSASMAGAM224 Secondary Air Insulated Switchgear, SM AirSeT, Incoming

Switch

Secondary Air Insulated Switchgear, SM AirSeT, incoming cable connection unit GAM2, 24kV, up to 630A, up to 20kA 3s, width 375mm

Specifications

Main
Master range : SeT Series
Range of product : SM AirSeT
Product name : SM AirSeT-24
Functional unit family : Other function
Functional unit : Connection
device short name : GAM2
Complementary information : Incoming cable-connection unit
Number of phases : 3
Network type : AC
Type of installation : Indoor
Busbar system : Single busbar
busbar description : Sleeved busbar
Standards : IEC 62271-200:2011
Rated voltage (Ur) : 24 kV
Rated short-duration power frequency withstand voltage (Ud) / Common value : 50 kV
Rated short-duration power frequency withstand voltage (Ud) / isolating distance : 60 kV
Rated lightning impulse withstand voltage (Up) / Common value : 125 kV
Rated lightning impulse withstand voltage (Up) / Across the isolating distance : 145 kV
Rated frequency (fr) : 50/60 Hz
Rated continuous current of busbars (Ir) : 630 A
Rated continuous current (Ir) : 630 A
Rated short-time withstand current (Ik) : 20 kA
Rated duration of short-circuit (tk) : 3 s
Rated peak withstand current (Ip) :
- 50 kA 50 Hz
- 52 kA 60 Hz
Loss of service continuity category : LSC1
Internal arc classification :
- AFLR
- AFL
Rated arc fault current (IA) : 20 kA
Rated arc fault duration (tA) : 1 s
Internal arc gas evacuation :
- Downwards inside the room
- Upwards outside the room
Partition class : PI

Complementary
Degrees of protection provided by enclosures (IP code) : IP3X (units in switchboard)
Degree of protection of enclosure against external mechanical impacts (IK code) : IK08
Sensor type : VPIS voltage presence indicating system
Cable type : Single core
Cable cross-section : 50 to 240 mm²
Number of cables per phase : Up to 2
Interlocking type : Mechanical
type of keylock :
- Flat
- Tubular
Key interlock type :
- A3
- A5
- P5
Mass : 127 kg
Height : 1600 mm
Width : 375 mm
Depth : 1030 mm

Environment
Ambient air temperature for operation : -5…40 °C
Ambient air temperature for storage : -40…70 °C
Humidity conditions :
- Average relative humidity over 24 h <= 95 %
- Average relative humidity over 1 month <= 90 %
Operating altitude : <= 1000 m

Packing Units
Unit Type of Package 1 : PCE
Number of Units in Package 1 : 1