The Hager MCB 1P C-40A 1M delivers reliable overload and short-circuit protection. Rated 40 A with 10 kA (IEC 60898-1) and 15 kA (IEC 60947-2) breaking capacities, it suits residential, commercial, and light industrial circuits at 230-400 V AC. Compact 17.5 mm module with screw/biconnect terminals, 360° mounting, Ui 500 V, Uimp 6 kV, IP20. Durable: 4,000 electrical/20,000 mechanical operations.

EAN

3250614615566

VPE

12 pieces

Miniature circuit breakers (MCB and MCB Multipolar)

Miniature Circuit Breaker 1P 16A C-curve 10kA/15kA 1 Module NCN140A

Accessories
Technical characteristics
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Technical characteristics

Rated current IN

40 A
Rated short-circuit breaking capacity Icn under 230 V AC according to IEC 60898-1

10 kA
Rated ultimate short-circuit breaking capacity Icu AC IEC 60947-2

15 kA
Rated current at -15°C

57.27 A
Rated current at -10°C

55.35 A
Rated current at -5°C

53.43 A
Rated current at 0°C

51.51 A
Rated current at 5°C

49.59 A
Rated current at 10°C

47.68 A
Rated current at 15°C

45.76 A
Rated current at 20°C

43.84 A
Rated current at 25°C

41.92 A
Rated current at 30°C

40 A
Rated current at 35°C

38.75 A
Rated current at 40°C

37.5 A
Rated current at 45°C

36.24 A
Rated current at 50°C

34.99 A
Rated current at 55°C

33.74 A
Rated current at 60°C

32.49 A
Rated current at 65°C

31.23 A
Rated current at 70°C

29.98 A
Rated service breaking capacity Ics AC according to IEC 60898-1

7.50 kA
Rated ultimate short-circuit breaking capacity Icu under 230 V AC IEC 60947-2

15 kA

Type of pole

1P
Curve

C

Number of modules

1

Rated short-circuit breaking capacity Icn AC according to IEC 60898-1

10 kA

Nominal tightening torque top terminal

2.80 - 2.80 Nm
Nominal tightening torque down terminal

2.80 - 2.80 Nm
Nominal tightening torque

2.80 - 2.80 Nm
Type of bottom connection for modular devices

biconnect
Type of top connection for modular devices

Screw terminal
360° mounting position possible

Yes

Rated operational voltage Ue

230 - 400 V
Type voltage supply

AC
Rated insulation voltage Ui

500 V
Rated impulse withstand voltage Uimp

6000 V

Frequency

50 - 60 Hz

Cross-section of input and output with screws, for massive conductors

1 - 35 mm²
Cross-section of input and output with screws, for flexible conductors

1 - 25 mm²
Cross-section of input with screws, for flexible conductors

1 - 25 mm²
Cross-section of input with screws, for massive conductors

1 - 35 mm²

Ingress Protection (IP) class

IP20
Grid distance

60 mm

Degree of pollution according to IEC 60664 / IEC 60947-2

2
Class of energy limitation I²t

3
Operating temperature

-25 - 70 °C

Power dissipation at IN

3.71 W

Type of connection

Screw terminal
Top connection alignment for modular devices

Aligned terminal
Down connection alignment for modular devices

Aligned terminal

Width

17.50 mm
Height

83 mm
Depth

70 mm

Electric endurance in number of cycles

4000

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RoHS conform Yes