Range

MasterPacT

Product name

MasterPact NT

Product or component type

Switch disconnector

Device short name

MasterPact NT12

Switch-disconnector name

MasterPact NT12HA

Device application

Protection

Poles description

4P

Network type

AC

Network frequency

50/60 Hz

[Ie] rated operational current

1250 A AC 50/60 Hz 690 V

[Ui] rated insulation voltage

1000 V AC 50/60 Hz conforming to IEC 60947-3

[Uimp] rated impulse withstand voltage

12 kV conforming to IEC 60947-3

[Icm] rated short-circuit making capacity

75 kA 220...690 V AC at 50/60 Hz

[Ue] rated operational voltage

690 V AC 50/60 Hz conforming to IEC 60947-3

Breaking capacity code

HA

Suitability for isolation

Yes conforming to IEC 60947-3

Contact position indicator

Yes

Visible break

No

Pollution degree

3 conforming to IEC 60664-1

Control type

Push-button

Mounting mode

Fixed

Upside connection

Front

downside connection

Front

Operating rate

10 cyc/h maximum

[Icw] rated short-time withstand current

36 kA during 0.5 s conforming to IEC 60947-3 36 kA during 1 s conforming to IEC 60947-3 20 kA during 3 s conforming to IEC 60947-3

Mechanical durability

12500 cycles without maintenance conforming to IEC 60947-3

Electrical durability

AC-23A: 3000 cycles 690 V AC 50/60 Hz without maintenance conforming to IEC 60947-3 AC-23A: 6000 cycles 440 V AC 50/60 Hz without maintenance conforming to IEC 60947-3 AC-3: 6000 cycles 440 V AC 50/60 Hz without maintenance conforming to IEC 60947-3

Connection pitch

70 mm

height

301 mm

Width

346 mm

Depth

196 mm

Net weight

18 kg

standards

IEC 60947-3

product certifications

LCIE ASEFA

Ambient air temperature for operation

-5…70 °C

Ambient air temperature for storage

-40…85 °C

Unit Type of Package 1

PCE

Number of Units in Package 1

1

Package 1 Height

41.0 cm

Package 1 Width

39.0 cm

Package 1 Length

30.0 cm

Package 1 Weight

19.242 kg

Warranty

18 months