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Utilisation category
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AC-7B
AC-7A
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Poles description
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3P
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Power pole contact composition
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3 NO
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[Ue] rated operational voltage
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<= 250 V AC
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[Ie] rated operational current
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25 A AC-7A
8.5 A AC-7B
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Operating position
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30°/vertical
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Control circuit type
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AC at 50 Hz
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[Uc] control circuit voltage
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110 V AC 50 Hz
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[Uimp] rated impulse withstand voltage
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4 kV
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[Ith] conventional free air thermal current
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25 A (at 50 °C) for power circuit
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Irms rated making capacity
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68 A at 400 V AC for power circuit conforming to IEC 61095
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Rated breaking capacity
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68 A at 400 V for power circuit conforming to IEC 61095
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[Icw] rated short-time withstand current
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200 A 40 °C - 10 s for power circuit
62 A 40 °C - 30 s for power circuit
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Associated fuse rating
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25 A gL at <= 440 V for power circuit
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Average impedance
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2.5 mOhm - Ith 25 A 50 Hz for power circuit
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[Ui] rated insulation voltage
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500 V conforming to IEC 61095
500 V conforming to VDE 0110
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Electrical durability
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AC-7A: 100000 cycles
AC-7B: 100000 cycles
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Power dissipation per pole
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1.6 W
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Control type
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Remote control
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Mounting mode
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Clip-on
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Mounting support
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DIN rail
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Standards
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IEC 61095
IEC 60947-5
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Connections - terminals
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Control circuit: screw clamp terminals 1 cable(s) 2.5 mm²flexible without cable end
Control circuit: screw clamp terminals 2 cable(s) 2.5 mm²flexible without cable end
Control circuit: screw clamp terminals 1 cable(s) 2.5 mm²flexible with cable end
Control circuit: screw clamp terminals 2 cable(s) 1.5 mm²flexible with cable end
Control circuit: screw clamp terminals 1 cable(s) 1.5 mm²solid without cable end
Control circuit: screw clamp terminals 2 cable(s) 1.5 mm²solid without cable end
Power circuit: screw clamp terminals 1 cable(s) 6 mm²flexible without cable end
Power circuit: screw clamp terminals 2 cable(s) 4 mm²flexible without cable end
Power circuit: screw clamp terminals 1 cable(s) 6 mm²flexible with cable end
Power circuit: screw clamp terminals 2 cable(s) 1.5 mm²flexible with cable end
Power circuit: screw clamp terminals 1 cable(s) 6 mm²solid without cable end
Power circuit: screw clamp terminals 2 cable(s) 4 mm²solid without cable end
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Tightening torque
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Control circuit: 0.8 N.m - on screw clamp terminals
Power circuit: 0.8 N.m - on screw clamp terminals
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Operating time
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10...25 ms opening
10...30 ms closing
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Mechanical durability
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1000000 cycles
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Maximum operating rate
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300 cyc/h 50 °C
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Control circuit voltage limits
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Drop-out: 0.2...0.75 Uc at 50 Hz (at <50 °C)
Operational: 0.85...1.1 Uc at 50 Hz (at <50 °C)
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Inrush power in VA
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34 VA 50 Hz (at 20 °C)
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Hold-in power consumption in VA
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4.6 VA 50 Hz (at 20 °C)
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Heat dissipation
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1.6 W at 50/60 Hz
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Yes