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Acti9 NG125H MCB 4P C 20A front

Acti9 NG125H MCB 4P C 20A

This Acti9 NG125H product is a low voltage circuit breaker. It is a 4P circuit breaker with 4 protected poles and 20A In rated current and C tripping curve. The rated short circuit breaking capacity goes up to 36kA at 380VAC to 415VAC conforming to EN/IEC 60947-2 standard and 36kA at 380VAC to 415VAC conforming to EN/IEC 60947-2 standard. It complies with both industrial standard EN/IEC 60898-1 and residential standard EN/IEC 60947-2. This miniature circuit breaker protects circuits against short circuit and overload current. It is suitable for isolation in the industrial sector according to IEC/EN 60947-2 standard. The fault tripping is indicated by a red mechanical state indicator light on the front face of the circuit breaker. It has an electrical endurance going up to 10000 cycles and a mechanical endurance going up to 20000 cycles. The Ue operational voltage is going from 380VAC to 415VAC. The Ui rated insulation voltage is 690VAC. The Uimp rated impulse withstand voltage is 8kV. The operating frequency is 50Hz or 60Hz. It is DIN rail mountable. Its width is 12 pitches of 9mm. Pollution degree is 3. Overvoltage category is IV. The dimensions are (W) 108mm x (H) 103mm x (D) 81mm. The weight is 0.96kg. According to IEC 60529 standard, the degree of protection is IP20 and IP40 in enclosure. The operating temperature is -30°C to 70°C. The storage temperature is -40°C to 70°C.

SKU: 18734
  • Product Info

    Range of product NG125
    Range Acti9
    Product name Acti9 NG125
    Product or component type Miniature circuit-breaker
    Device short name NG125H
    Device application Distribution
    Poles description 4P
    Number of protected poles 4
    [In] rated current 20 A at 40 °C
    Network type AC
    DC
    Trip unit technology Thermal-magnetic
    Curve code C
    Breaking capacity 12 kA Icu at 500 V AC 50/60 Hz conforming to EN/IEC 60947-2
    30 kA Icu at 440 V AC 50/60 Hz conforming to EN/IEC 60947-2
    36 kA Icu at 380...415 V AC 50/60 Hz conforming to EN/IEC 60947-2
    70 kA Icu at 220...240 V AC 50/60 Hz conforming to EN/IEC 60947-2
    25 kA Icu at <= 500 V DC conforming to EN/IEC 60947-2
    Utilisation category Category A conforming to IEC 60947-2
    Suitability for isolation Yes conforming to IEC 60947-2
    Complementary
    Network frequency 50/60 Hz
    [Ue] rated operational voltage 380...415 V AC 50/60 Hz
    500 V AC 50/60 Hz
    <= 500 V DC
    220...240 V AC 50/60 Hz
    440 V AC 50/60 Hz
    Magnetic tripping limit 8 x In +/- 20 %
    [Ics] rated service breaking capacity 52.5 kA 75 % conforming to EN/IEC 60947-2 - 220...240 V AC 50/60 Hz
    27 kA 75 % conforming to EN/IEC 60947-2 - 380...415 V AC 50/60 Hz
    22.5 kA 75 % conforming to EN/IEC 60947-2 - 440 V AC 50/60 Hz
    9 kA 75 % conforming to EN/IEC 60947-2 - 500 V AC 50/60 Hz
    25 kA 100 % conforming to EN/IEC 60947-2 - <= 500 V DC
    [Ui] rated insulation voltage 690 V AC 50/60 Hz conforming to EN/IEC 60947-2
    [Uimp] rated impulse withstand voltage 8 kV conforming to EN/IEC 60947-2
    Contact position indicator Yes
    Control type Manual tripping test
    Toggle
    local signalling Trip indicator
    ON/OFF indication
    Mounting mode Clip-on
    mounting support 35 mm symmetrical DIN rail
    Mounting position Vertical
    Comb busbar and distribution block compatibility YES
    9 mm pitches 12
    height 103 mm
    Depth 81 mm
    Width 108 mm
    Net weight 0.96 kg
    Mechanical durability 20000 cycles
    Electrical durability 10000 cycles
    Provision for padlocking Padlockable
    Locking options description Integrated padlocking
    Connections - terminals Tunnel type terminals1.5…50 mm² rigid
    Tunnel type terminals1…35 mm² flexible
    Wire stripping length 20 mm
    Tightening torque 3.5 N.m
    earth-leakage protection Separate block
    Environment
    Standards EN/IEC 60947-2
    IP degree of protection IP20 conforming to IEC 60529
    IK degree of protection IK05 conforming to EN/IEC 62262
    Pollution degree 3 conforming to IEC 60947-2
    Overvoltage category IV
    Tropicalisation 2 conforming to IEC 60068-1
    Relative humidity 95 % at 55 °C
    Ambient air temperature for operation -30…70 °C
    Ambient air temperature for storage -40…70 °C
    Packing Units
    Unit Type of Package 1 PCE
    Number of Units in Package 1 1
    Package 1 Height 8.5 cm
    Package 1 Width 12.4 cm
    Package 1 Length 15.2 cm
    Package 1 Weight 997.0 g
    Unit Type of Package 2 S03
    Number of Units in Package 2 12
    Package 2 Height 30.0 cm
    Package 2 Width 30.0 cm
    Package 2 Length 40.0 cm
    Package 2 Weight 12.195 kg
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