Specification

Specifications table for model AHEA3191
ItemPerformance characteristics
Rated Coil Voltage12 V DC
Contact Arrangement1 Form A
Protective ConstructionFlux-resistant
Operating Function Single side stable
Terminal TypePC board terminal
Contact TypeStandard type
Packing Quantity; Inner Carton (Pcs.) 25
Packing Quantity; Outer Carton (Pcs.)100
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)160 mA
Resistance [±10%] (at 20°C) 75 Ω
Rated Operating Power 1,920 mW
Holding: 310 mW
Max. Allowable Voltage (at 55℃)
110% V of rated coil voltage
Contact ShapeSingle
Contact Resistance (Initial)Max. 10 mΩ (by voltage drop 6 V DC 20 A)
Contact MaterialAgNi type
Contact rating (Inductive load)90 A 277 V AC cosφ = 0.8
Contact Rating (Resistive Load)60 A 490 V AC, 55 A 800 V AC, 90 A 60 V DC
Max. Switching Power (Resistive Load) 44,000 VA, 5,400 W
Max. Switching Voltage800 V AC, 60 V DC
Max. Switching Current90 A
Max. switching current (Inductive load)90 A
Max. carrying current110 A
Min. Switching Load (Reference Value) 100 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 (Initial): Between Open ContactsBetween open Form A contacts: 2,000 Vrms for 1min (detection current: 10 mA)
Between open Form B contacts: 1,000 Vrms for 1min (detection current: 10 mA)
Dielectric Strength (Initial): Between Contact and CoilBetween Form A contact and coil: 5,000 Vrms for 1min (detection current: 10 mA)
Between Form B contact and coil: 2,000 Vrms for 1min (detection current: 10 mA)
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 Voltage40 to 110% V (at -40 to +55℃), 40 to 60% V (at +55 to +85℃)
Operate Time (Initial) (At 20oC)Max. 30 ms at rated coil voltage (without bounce)
Release Time (Initial) (at 20°C) Max. 10 ms at rated coil voltage (without bounce, without diode)
Hock Resistance (Functional)98 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 1.0 mm, detection time: 10 μs)
Vibration Resistance (Destructive)10 to 55 Hz (at double amplitude of 1.5 mm)
Mechanical LifeMin. 106 ope. (switching frequency: at 180 times/min)
ConditionsAmbient temperature: -40 to +55℃
(When applied coil hold voltage is 40 to 110 % V of rated coil voltage.)

Ambient temperature: -40 to +85℃
(When applied coil hold voltage is 40 to 60 % V of rated coil voltage or storage.)

Humidity: 5 to 85% RH (Avoid icing and condensation)
Weight (Typ.)Approx. 80g
Inductive Load[Switching capacity]
90 A 277 V AC cosφ = 0.8
[Number of operations]
Min. 103 ope. (ON : OFF = 1 s : 9 s, at 85℃)
Resistive Load[Switching capacity] 60 A 490 V AC
[Number of operations] Min. 10x103 ope. (ON:OFF = 1s:9s)

[Switching capacity] 55 A 800 V AC
[Number of operations] Min. 103 ope. (ON:OFF = 1s:9s)

[Switching capacity] 40 A 600 V AC
[Number of operations] Min. 50x103 ope. (ON:OFF = 1s:9s, 85℃)

[Switching capacity] 30 A 800 V AC
[Number of operations] Min. 50x103 ope. (ON:OFF = 1s:9s, 85℃)

[Switching capacity] 90 A 60 V DC
[Number of operations] Min. 10x103 ope. (ON:OFF = 1s:9s, 85℃)

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