|
Standards | | | IEC/EN 60947 |
Ambient temperature | | | |
Storage | ϑ | °C | -40 - +70 |
Operating (open) | | °C | -25 - +70 |
Mounting position | | | >> |
Utilization category | | | B |
Degree of Protection | | | IP20, IP55 with protective cover |
Direction of incoming supply | | | as required |
|
Rated current = rated uninterrupted current | In = Iu | A | 1000 |
Rated uninterrupted current at 50 °C | Iu | A | 1000 |
Rated uninterrupted current at 60 °C | Iu | A | 1000 |
Rated uninterrupted current at 70 °C | Iu | A | 1000 |
Rated impulse withstand voltage | Uimp | V AC | 8000 |
Rated operational voltage | Ue | V AC | 690 |
Use in IT electrical power networks up to U = 440 V | IIT | kA | 21 |
Overvoltage category/pollution degree | | | III/3 |
Rated insulation voltage | Ui | V | 1000 |
|
Rated short-circuit making capacity | Icm | | |
up to 440 V 50/60 Hz | Icm | kA | 69 |
up to 690 V 50/60 Hz | Icm | kA | 143 |
Rated short-time withstand current 50/60 Hz | | | |
t = 1 s | Icw | kA | 65 |
t = 3 s | Icw | kA | 40 |
Operating times | | | |
Closing delay via spring release | | ms | 35 |
Break times | | ms | 40 |
Total opening delay via shunt release | | ms | 30 |
Total opening delay via undervoltage release | | ms | 35/70 |
Maximum operating frequency | | Ops./h | |
Maximum operating frequency | Operations/h | | 60 |
Heat dissipation at rated current In | | | |
Fixed mounting | | W | 70 |
Withdrawable units (switch with cassette) | | W | 140 |
|
Fixed mounting | | | |
3-pole | | kg | 43 |
4-pole | | kg | 54 |
Withdrawable | | | |
3-pole | | kg | 48 |
4-pole | | kg | 62 |
Cassette | | | |
3 pole | | kg | 34 |
4 pole | | kg | 38 |
|
Copper bar | | | |
Fixed mounting | | | |
Black | | mm | 2 x 5 x 60 |
Withdrawable units | | | |
Black | | mm | 2 x 5 x 60 |
| | | Permissible continuous current for circuit‐breakers operating in switchboards at various internal ambient temperatures. The switchboard’s internal ambient temperature should be estimated using the calculation methods of IEC regulation. |