Specifications

Specifications table for model AHER2281
ItemPerformance characteristics
Operating Function Single side stable
Rated Coil Voltage12 V DC
Contact Arrangement2 Form A 1 Form B
Protective ConstructionFlux-resistant
Terminal TypePC board terminal
Packing QuantityCarton
Packing Quantity; Inner Carton (Pcs.) 10
Packing Quantity; Outer Carton (Pcs.)50
Operate Voltage (@20oC)Max. 75% V of rated coil voltage (Initial)
Release Voltage (at20°C) Min. 5% V of rated coil voltage (Initial)
Rated Operating Current [±10%] (at 20°C)333 mA
Resistance [±10%] (at 20°C) 36.0 Ω
Rated Operating Power 4,000 mW
Holding: 490 mW
Max. Allowable Voltage (at 55℃)
110% V of rated coil voltage
Contact Resistance (Initial)Form A contact:
Max. 10 mΩ (by voltage drop 6 V DC 20 A after 3 min.)
Max. 3 mΩ (by voltage drop 6 V DC 80 A, reference value)
Form B contact: Max. 100 mΩ (by voltage drop 6 V DC 1 A)
Contact MaterialForm A contact: AgNi type
Form B contact: Au planted AgNi type
Contact Rating (Resistive Load)Form A contact: 80 A 277 V AC
Form B contact: 1 A 277 V AC, 0.5 A 30 V DC
Max. Switching Power (Resistive Load) Form A contact: 22,160 VA
Form B contact: 277 VA, 15 W
Max. Switching VoltageForm A contact: 277 V AC
Form B contact: 277 V AC, 30 V DC
Max. Switching CurrentForm A contact: 80 A
Form B contact: 1 A
Min. Switching Load (Reference Value) Form A contact: 100 mA 24 V DC
Form B contact: 10 mA 5 V DC
Insulation Resistance (Initial)Min. 1,000 MΩ (at 500 V DC, Measured portion is the same as the case of dielectric strength)
Dielectric Strength: Between Form A Contact and Form B Contact5,000 Vrms for 1min (detection current: 10 mA)
Surge Withstand Voltage (Initial): Between Contact and Coil10,000 V (Between Form A contact and coil)
2,500 V (Between Form B contact and coil)
Coil Holding Voltage35 to 110% V (at -40 to +55℃, Form A contact: 80 A)
35 to 50% V (at -40 to +85℃, Form A contact: 70 A to 80 A)
Operate Time (Initial) (At 20oC)Max. 50 ms at rated coil voltage (without bounce)
Release Time (Initial) (at 20°C) Max. 30 ms at rated coil voltage (without bounce, without diode)
Hock Resistance (Functional)25 m/s2 (half-sine shock pulse: 11 ms, detection time: 10 μs)
Hock Resistance (Destructive)980 m/s2 (half-sine shock pulse: 6 ms)
Vibration Resistance (Functional)10 to 55 Hz (at double amplitude of 0.3 mm, detection time: 10 μs)
Vibration Resistance (Destructive)10 to 55 Hz (at double amplitude of 1.5 mm)
Mechanical LifeMin. 100x103 ope. (switching frequency: at 180 times/min)
ConditionsAmbient temperature: -40 to +55℃
(When applied coil hold voltage is 35 to 110 % V of rated coil voltage.)

Ambient temperature: -40 to +85℃
(When applied coil hold voltage is 35 to 50 % V of rated coil voltage or storage.)

Humidity: 5 to 85% RH (Avoid icing and condensation)
Weight (Typ.)Approx. 180g
Resistive Load[switching frequency ON : OFF = 1 s : 9 s]
Form A contact:
Min. 50x103 ope. 63 A 277 V AC
Min. 30x103 ope. 70 A 277 V AC
Min. 10x103 ope. 80 A 277 V AC
Form B contact:
Min. 100x103 ope. 0.5 A 30 V DC
Min. 100x103 ope. 1 A 277 V AC

Stock check

Model image for AHER2281

AHER2281

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