Standard : IEC 62271-109 (Switches)
Voltage
|
Frequency
|
Normal current
|
Short-circuit current
|
Closing mechanism
|
Arc extinguishing medium
|
Insulation medium
|
Designation
|
Certification number
|
Cert. Type
|
Contents
|
Remarks
|
Owner
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 500 | 50/60 | 4000 | 63 | Stored energy closing (springs) | SF6 | SF6 | LTB 1/72,5/550E1 | 2254-17 | D | a | ABB-SEL |