| Range |
Masterpact |
| Product Name |
Masterpact MTZ1 |
| Device Short Name |
MTZ1 12 H3 |
| Product Or Component Type |
Circuit breaker |
| Device Application |
Protection |
| Poles Description |
3P |
| Network Type |
AC |
| Network Frequency |
50/60 Hz |
| Rating Code |
H3 |
| Suitability For ISOlation |
Yes IEC 60947-2 |
| Selectivity Category |
Category B |
| Control Type |
Push-button |
| Mounting Mode |
Drawout |
| 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 |
145 kA 220/415 V AC 50/60 Hz
145 kA 440 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
1250 A
1000 A |
| Performance Level |
66 kA Icu 220...415 V AC 50/60 Hz IEC 60947-2
66 kA Icu 440 V AC 50/60 Hz IEC 60947-2 |
| Ics Rated Service Breaking Cap |
50 kA 440 V AC 50/60 Hz IEC 60947-2
50 kA 220...415 V AC 50/60 Hz IEC 60947-2 |
| Mechanical Durability |
10000 cycles with periodic preventive maintenance IEC 60947-2 |
| Icw Rated Short-Time Wstd Crrt |
30 kA 3 s IEC 60947-2
50 kA 1 s IEC 60947-2
50 kA 0.5 s IEC 60947-2 |
| Maximum Breaking Time |
25 ms |
| Closing Response Time |
50 ms |
| Height |
Drawout circuit breaker without chassis 10.22 in (259.5 mm)
Drawout circuit breaker with chassis 12.68 in (322 mm) |
| Width |
Drawout circuit breaker without chassis 9.31 in (236.5 mm)
Drawout circuit breaker with chassis 11.34 in (288 mm) |
| Depth |
Drawout circuit breaker without chassis 8.17 in (207.5 mm)
Drawout circuit breaker with chassis 10.47 in (266 mm) |
| 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 |
03606481155429 |
| Nbr. Of Units In Pkg. |
1 |
| Green Premium Status |
Green Premium product |
| EU RoHs Directive |
Compliant |
| Mercury Free |
Yes |
