Product range | Air circuit-breakers/switch-disconnectors | ||
Product range | Open circuit-breakers | ||
Current Range | over 4000 A | ||
Protective function | Selective operation | ||
Installation type | Fixed | ||
Construction size | IZM32 | ||
Release system | Electronic release | ||
Standard/Approval | IEC | ||
Number of poles | 4 pole | ||
Degree of Protection | IP20, IP55 with protective cover, IP41 with door sealing frame | ||
Rated current = rated uninterrupted current | In = Iu | A | 1250 |
Breaking capacity Icu = Ics to 440 V 50/60 Hz | Icu | kA | 100 |
Breaking capacity Ics to 440 V 50/60 Hz | Ics | kA | 100 |
Overload release, min. | Ir | A | 500 |
Overload release, max. | Ir | A | 1250 |
Non-delayed | Ii = In x … | 2 - 10, OFF | |
Delayed | Isd = Ir x … | 2 - 10 | |
| Notes Including rear connection main terminals and secondary terminal blocks according to ordered breaker options. | |||
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IZM32H4-V12F 124134 EATON ELECTRIC Automatic switch, 4P, 1250A, fixed
IZM32H4-V12F
124134
EATON-MOELLER
Automatic switch, 4P, 1250A, fixed
Home > EATON - MOELLER
* Brand new product in its original packaging covered by the warranties and certifications provided by EATON-MOELLER
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Technical data
| General | |||
Standards | IEC/EN 60947 | ||
Ambient temperature | |||
Storage | ϑ | °C | -25 - +70 (device with LCD-display -20 - +70) |
Operating (open) | °C | -25 - +70 (device with LCD-display -20 - +70) | |
Mounting position | > | ||
| > | |||
Utilization category | B | ||
Degree of Protection | IP20, IP55 with protective cover, IP41 with door sealing frame | ||
Direction of incoming supply | as required | ||
| Main conducting paths | |||
Rated current = rated uninterrupted current | In = Iu | A | 1250 |
Rated uninterrupted current at 50 °C | Iu | A | 1250 |
Rated uninterrupted current at 60 °C | Iu | A | 1250 |
Rated uninterrupted current at 70 °C | Iu | A | 1250 |
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 | 13 |
Overvoltage category/pollution degree | III/3 | ||
Rated insulation voltage | Ui | V | 1000 |
| Switching capacity | |||
Rated short-circuit making capacity | Icm | ||
up to 440 V 50/60 Hz | Icm | kA | 210 |
up to 690 V 50/60 Hz | Icm | kA | 179 |
Rated short-time withstand current 50/60 Hz | |||
t = 1 s | Icw | kA | 85 |
t = 3 s | Icw | kA | 65 |
Rated short-circuit breaking capacity Icn | Icn | ||
IEC/EN 60947 operating sequence Icu O-t-CO | |||
up to 240 V 50/60 Hz | Icu | kA | 100 |
up to 440 V 50/60 Hz | Icu | kA | 100 |
up to 690 V 50/60 Hz | Icu | kA | 85 |
IEC/EN 60947 operating sequence Ics O-t-CO-t-CO | |||
up to 240 V 50/60 Hz | Ics | kA | 100 |
up to 440 V 50/60 Hz | Ics | kA | 100 |
up to 690 V 50/60 Hz | Ics | kA | 85 |
Operating times | |||
Closing delay via spring release | ms | 30 | |
Break times | ms | 40 | |
Total opening delay via shunt release | ms | 35 | |
Total opening delay via undervoltage release | ms | 35/70 | |
Total opening delay on non-delayed short-circuit release (up to complete arc quenching) | ms | 35 | |
Maximum operating frequency | Operations/h | 60 | |
Heat dissipation at rated current In | |||
Fixed mounting | W | 70 | |
Withdrawable units (switch with cassette) | W | 140 | |
| Weight | |||
Fixed mounting | |||
3-pole | kg | 68 | |
4-pole | kg | 86 | |
Withdrawable | |||
3-pole | kg | 80 | |
4-pole | kg | 102 | |
Cassette | |||
3 pole | kg | 34 | |
4 pole | kg | 38 | |
| Terminal capacities | |||
Copper bar | |||
Fixed mounting | |||
Black | mm | 2 x 5 x 80 | |
Withdrawable units | |||
Black | mm | 2 x 5 x 80 | |
| 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. | |||
Other technical data (sheet catalogue) | >Tripping characteristics for universal and selective protection >Notes - tripping characteristics | ||
Datasheet - PDF
▲| Title: | Size: | Type: |
|---|---|---|
| PDF CATALOGUE EATON EN.pdf | 51 Mbytes |
|
| IZM32H4-V12F 124134 124134_EN.pdf | 233 Kbytes |
|
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