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Hager Miniature Circuit Breaker 1P 40A 6kA Curve B, biconnect, 1 Module MTN140

SKU : MTN140
£3.30 £2.49

Estimated delivery between September 27 and September 29.

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Hager MTN140 40A Type B Single-Pole MCB

The Hager MTN140 is a compact 40A Type B miniature circuit breaker designed to protect electrical circuits against overloads and short circuits. Its single-pole, one-module format, 6kA breaking capacity and biconnect terminal system make it suitable for compatible residential and light-commercial distribution boards.

Key Features

  • Rated current: 40A at 30°C
  • Tripping curve: Type B
  • Breaking capacity: 6kA according to IEC 60898-1
  • Configuration: Single pole (1P), one module
  • Operating voltage: 230–400V AC
  • Connection: Screw terminal with biconnect bottom connection
  • Mounting flexibility: 360° mounting position possible
  • Protection rating: IP20
  • Environmental compliance: RoHS conform

Technical Specifications

Hager MTN140 Technical Data
Electrical
Rated current IN 40 A
Rated short-circuit breaking capacity Icn at 230V AC 6 kA according to IEC 60898-1
Rated short-circuit breaking capacity Icn AC 6 kA according to IEC 60898-1
Rated operational voltage Ue 230–400 V
Voltage supply AC
Rated insulation voltage Ui 500 V
Rated impulse withstand voltage Uimp 4,000 V
Frequency 50–60 Hz
Power dissipation at IN 4.80 W
Energy limitation class I²t 3
Architecture & Installation
Number of poles 1P
Tripping curve B
Number of modules 1
Top connection Screw terminal
Bottom connection Biconnect
Connection alignment Aligned terminal, top and bottom
Nominal tightening torque 2.80–2.80 Nm
Mounting position 360° mounting possible
Rigid conductor cross-section 1–35 mm²
Flexible conductor cross-section 1–25 mm²
Rated Current by Ambient Temperature
-15°C 49.5 A
-10°C 48.5 A
-5°C 47.5 A
0°C 46.5 A
5°C 45.5 A
10°C 44.5 A
15°C 43.4 A
20°C 42.3 A
25°C 41.2 A
30°C 40 A
35°C 38.8 A
40°C 37.6 A
45°C 36.3 A
50°C 35 A
55°C 33.6 A
60°C 32.2 A
65°C 30.7 A
70°C 29.1 A
Dimensions & General
Height 83 mm
Width 17.50 mm
Depth 70 mm
Ingress protection IP20
Grid distance 60 mm
Pollution degree 2 according to IEC 60664 / IEC 60947-2
Air humidity protection For all climates
Operating temperature -25–70°C
RoHS conform Yes
EAN 3250614343087

What's in the Box

  • 1 × Hager MTN140 40A Type B single-pole MCB

Downloads

Document Download
Product Environmental Profile – MCB 1P 6kA B-16A, 1 module View PDF
REACH Declaration – MTN140 View PDF
RoHS Report – MTN140 View PDF

Need help checking compatibility with your distribution board or installation? Contact The Lighting Gallery team before ordering. Electrical installation should be carried out by a suitably qualified professional.

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