Datasheet
Range | MasterPacT |
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Product name | MasterPact MTZ2 |
Device short name | MTZ2 25 H1b |
Product or component type | Circuit breaker |
Device application | Power distribution protection |
Poles description | 3P |
Control unit | Without control unit |
[In] rated current | 2500 A at 40 °C |
Performance type | H1b 85 kA 440 V AC |
[Ue] rated operational voltage | 690 V AC 50/60 Hz |
Suitability for isolation | Yes conforming to EN/IEC 60947-2 |
Selectivity category | Category B |
Control type | Push-button |
Mounting mode | Fixed |
[Icu] rated ultimate short-circuit breaking capacity | 85 kA at 690 V AC 50/60 Hz 85 kA at 380/415 V AC 50/60 Hz |
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[Ics] rated service breaking capacity | 85 kA at 690 V AC 50/60 Hz 85 kA at 380/415 V AC 50/60 Hz |
[Icw] rated short-time withstand current | 85 kA 1 s 75 kA 3 s |
[Icm] rated short-circuit making capacity | 187 kA 525 V AC at 50/60 Hz 187 kA 690 V AC at 50/60 Hz |
Integrated instantaneous protection (DIN in kA peak) | 171…209 kA |
Sensor rating | 1250 A 1600 A 2000 A 2500 A |
[Ui] rated insulation voltage | 1000 V AC 50/60 Hz |
[Uimp] rated impulse withstand voltage | 12 kV |
Maximum breaking time | 25 ms |
Maximum closing response time | 70 ms |
Mounting support | Rails Base plate |
upside connection | Front Rear |
Downside connection | Front Rear |
Connection pitch | 115 mm |
Mechanical durability | 20000 cycles with periodic preventive maintenance |
Electrical durability | 2500 cycles 690 V AC 50/60 Hz without maintenance conforming to EN/IEC 60947-2 5000 cycles 440 V AC 50/60 Hz without maintenance conforming to EN/IEC 60947-2 |
Height | 352 mm |
Width | 422 mm |
Depth | 300 mm |
Net weight | 50 kg |
Standards | IEC 60947-2 |
Product certifications | ASEFA |
IP degree of protection | IP30 conforming to EN 60529 |
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Pollution degree | 3 conforming to IEC 60947-1 |
Ambient air temperature for operation | -25…70 °C |
Ambient air temperature for storage | -40…85 °C |
Operating altitude | 0…2000 m without derating 2000…5000 m with derating |
Unit Type of Package 1 | PCE |
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Number of Units in Package 1 | 1 |
Package 1 Height | 10.0 cm |
Package 1 Width | 10.0 cm |
Package 1 Length | 10.0 cm |
Package 1 Weight | 1.0 kg |