HV nominal voltage: 3 AC 22 kV 50 Hz

Frequency: 50 Hz

HV bus-bars nominal current: regarding to HV switchgear type to 630 A

Whole station cover: IP 23D

External dimensions (LxWxH): 1750x1350x2400 mm

Empty skeleton weight: cca 3700 kg

Environment:

• 3.1.1. basic (inside the kiosk-type TS room),
• 4.1.1. external, ordinary (outside the TS room )

Exposure class:

• for internal components: XC1;
• for external components: XC4, XF1, XA1.

Operating conditions:

• ambient temperature –40°C ≤ t ≤ + 40°C
• altitude up to 1000 m asl.

Note: If the transformer substation is used in different climate and operating conditions, the TS supplier has to be consulted.