| Range |
Masterpact |
| Product Name |
Masterpact MTZ1 |
| Device Short Name |
MTZ1 12 H1 |
| Product Or Component Type |
Circuit breaker |
| Device Application |
Protection |
| Poles Description |
4P |
| Neutral Position |
Left |
| Network Type |
AC |
| Network Frequency |
50/60 Hz |
| Rating Code |
H1 |
| Suitability For ISOlation |
Yes IEC 60947-2 |
| Selectivity Category |
Category B |
| Control Type |
Push-button |
| Mounting Mode |
Fixed |
| Mounting Support |
Rails
Base plate |
| In Rated Current |
1250 A 104 °F (40 °C) |
| Ui Rated Insulation Voltage |
1000 V AC 50/60 Hz IEC 60947-2 |
| Uimp Rated Imp Wstd Voltage |
12 kVIEC 60947-2 |
| Icm Rated Sc Making Cap |
88 kA 220/415 V AC 50/60 Hz
88 kA 440 V AC 50/60 Hz
88 kA 500/525 V AC 50/60 Hz
88 kA 660/690 V AC 50/60 Hz |
| Ue Rated Operational Voltage |
690 V AC 50/60 Hz IEC 60947-2 |
| Circuit Breaker Ct Rating |
400 A
800 A
630 A
1000 A
1250 A |
| Performance Level |
42 kA Icu 220/415 V AC 50/60 Hz IEC 60947-2
42 kA Icu 440 V AC 50/60 Hz IEC 60947-2
42 kA Icu 500/525 V AC 50/60 Hz IEC 60947-2
42 kA Icu 660/690 V AC 50/60 Hz IEC 60947-2 |
| Ics Rated Service Breaking Cap |
42 kA 220/415 V AC 50/60 Hz IEC 60947-2
42 kA 440 V AC 50/60 Hz IEC 60947-2
42 kA 500/525 V AC 50/60 Hz IEC 60947-2
42 kA 660/690 V AC 50/60 Hz IEC 60947-2 |
| Mechanical Durability |
12500 cycles with periodic preventive maintenance IEC 60947-2 |
| Electrical Durability |
3000 cycles 690 V AC 50/60 Hz IEC 60947-2
6000 cycles 440 V AC 50/60 Hz IEC 60947-2
AC-23A 3000 cycles 690 V AC 50/60 Hz IEC 60947-3
AC-23A 6000 cycles 440 V AC 50/60 Hz IEC 60947-3
AC-3 6000 cycles 440 V AC 50/60 Hz IEC 60947-3 |
| Connection Pitch |
2.76 in (70 mm) |
| Icw Rated Short-Time Wstd Crrt |
42 kA 0.5 s IEC 60947-2
42 kA 1 s IEC 60947-2
24 kA 3 s IEC 60947-2 |
| Maximum Breaking Time |
25 ms |
| Closing Response Time |
50 ms |
| Height |
11.85 in (301 mm) |
| Width |
13.62 in (346 mm) |
| Depth |
8.23 in (209 mm) |
| Standards |
IEC 60947-2
IEC 60364-8-1 |
| Product Certifications |
LCIE
ASEFA |
| Pollution Degree |
3 IEC 60947-1 |
| Ambient Air Temp For Op |
-13…158 °F (-25…70 °C) |
| Ambient Air Temp For Storage |
-40…185 °F (-40…85 °C) |
| GTIN |
03606480815096 |
| Green Premium Status |
Green Premium product |
| EU RoHs Directive |
Compliant |
| Mercury Free |
Yes |
