Range

MasterPacT

Product name

MasterPact MTZ1

Device short name

MTZ1 12 H1

Product or component type

Circuit breaker

Device application

Power distribution protection

Poles description

3P

Control unit

Without control unit

Product compatibility

control unit MicroLogic 2.0 X control unit MicroLogic 5.0 X control unit MicroLogic 6.0 X control unit MicroLogic 7.0 X control unit MicroLogic 2.0 Xi control unit MicroLogic 5.0 Xi control unit MicroLogic 6.0 Xi control unit MicroLogic 7.0 Xi

[In] rated current

1250 A at 40 °C

Performance type

H1 42 kA 415 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

42 kA at 220/415 V AC 50/60 Hz 42 kA at 440 V AC 50/60 Hz 42 kA at 500/525 V AC 50/60 Hz 42 kA at 660/690 V AC 50/60 Hz

[Ics] rated service breaking capacity

42 kA at 220/415 V AC 50/60 Hz 42 kA at 440 V AC 50/60 Hz 42 kA at 500/525 V AC 50/60 Hz 42 kA at 660/690 V AC 50/60 Hz

[Icw] rated short-time withstand current

42 kA 0.5 s 42 kA 1 s 24 kA 3 s

[Icm] rated short-circuit making capacity

88 kA 220/415 V AC at 50/60 Hz 88 kA 440 V AC at 50/60 Hz 88 kA 500/525 V AC at 50/60 Hz 88 kA 660/690 V AC at 50/60 Hz

Sensor rating

630 A 800 A 1000 A 1250 A

[Ui] rated insulation voltage

1000 V AC 50/60 Hz

[Uimp] rated impulse withstand voltage

12 kV

Power dissipation in W

130 W

Maximum breaking time

25 ms

maximum closing response time

50 ms

mounting support

Rails Base plate

Upside connection

Front Rear

downside connection

Front Rear

Connection pitch

70 mm

Mechanical durability

12500 cycles with periodic preventive maintenance

Electrical durability

3000 cycles 690 V AC 50/60 Hz conforming to EN/IEC 60947-2 6000 cycles 440 V AC 50/60 Hz conforming to EN/IEC 60947-2 AC-23A: 3000 cycles 690 V AC 50/60 Hz conforming to EN/IEC 60947-3 AC-23A: 6000 cycles 440 V AC 50/60 Hz conforming to EN/IEC 60947-3 AC-3: 6000 cycles 440 V AC 50/60 Hz conforming to EN/IEC 60947-3

Height

301 mm

Width

276 mm

Depth

209 mm

Net weight

14 kg

standards

EN/IEC 60947-1 EN/IEC 60947-2 EN/IEC 60947-2 Annex H IEC 61557-12

product certifications

CE IECEE CB Scheme

IP degree of protection

IP30 conforming to EN 60529

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

Number of Units in Package 1

1

Package 1 Height

25.0 cm

Package 1 Width

40.0 cm

Package 1 Length

40.0 cm

Package 1 Weight

21.506 kg

Warranty

18 months