Business > Industrial Devices > Automation Controls Top > Components & Devices > Relays / Couplers > Power Relays (Over 2A) > Power Relays (Over 2A) Lineup > LF Relays > Rating/Performance
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Rated coil voltage | Operate voltage* (at 20°C) |
Release voltage* (at 20°C) |
Rated operating current (±10%, at 20°C) |
Coil resistance (±10%, at 20°C) |
Rated operating power |
Max. allowable voltage (at 60°C) |
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5 V DC | Max. 70% V of rated coil voltage (Initial) |
Min. 10% V of rated coil voltage (Initial) |
180 mA | 27.8 Ω | 900 mW | 110% V of rated coil voltage |
6 V DC | 150 mA | 40 Ω | ||||
9 V DC | 100 mA | 90 Ω | ||||
12 V DC | 75 mA | 160 Ω | ||||
18 V DC | 50 mA | 360 Ω | ||||
24 V DC | 37.5 mA | 640 Ω |
Item | Specifications | |
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Contact data | Contact arrangement | 1 Form A |
Contact resistance (initial) |
Max. 100 mΩ (by voltage drop 6 V DC 1 A) | |
Contact material | AgSnO2 type | |
Contact rating (resistive) |
20 A 250 V AC | |
Max. switching power (resistive) |
6,250 VA | |
Max. switching voltage | 250 V AC | |
Max. switching current | 25 A (AC) | |
Min. switching load (reference value) *1 |
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.) |
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Dielectric strength (initial) |
Between open contacts |
1,000 Vrms for 1 min (detection current: 10 mA) |
Between contact and coil |
5,000 Vrms for 1 min (detection current: 10 mA) | |
Surge withstand voltage (initial) *2 |
Between contact and coil |
10,000 V |
Time characteristics (initial) |
Operate time | Max. 20 ms at rated coil voltage (at 20°C, without bounce) |
Release time | Max. 15 ms at rated coil voltage (at 20°C, without bounce, with diode) | |
Shock resistance |
Functional | 100 m/s2 (half-sine shock pulse: 11 ms, detection time: 10 μs) |
Destructive | 1,000 m/s2 (half-sine shock pulse: 6 ms) | |
Vibration resistance |
Functional | 10 to 55 Hz (at double amplitude of 1.5 mm, detection time: 10 μs) |
Destructive | 10 to 55 Hz (at double amplitude of 1.5 mm) | |
Expected life | Mechanical life | Min. 2 x 106 ope. (switching frequency: at 180 times/min) |
Conditions | Conditions for usage, transport and storage *3 |
Ambient temperature: -40 to +60°C Humidity: 5 to 85% RH (Avoid icing and condensation) |
Unit weight | Approx. 23 g |
*1 | This value can change due to the switching frequency, environmental conditions, and desired reliability level, therefore it is recommended to check this with the actual load. |
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*2 | Wave is standard shock voltage of ±1.2 x 50 μs according to JEC-212-1981 |
*3 | For ambient temperature, please read "GUIDELINES FOR RELAY USAGE" . |
Conditions: at 20°C
Type | Load | Switching capacity | Number of operations |
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1 Form A | Resistive load | 20 A 250 V AC (cosφ = 1) | Min. 100 x 103 ope. (switching frequency at 20 times/min) |
25 A 250 V AC (cosφ = 1) | Min. 10 x 103 ope. (switching frequency at 20 times/min) |
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Compressor load | Inrush 70 A (cosφ = 0.7), Steady 20 A (cosφ = 0.9) 250 V AC |
Min. 100 x 103 ope. (switching frequency at 20 times/min) |
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Inverter load | Inrush 200 A, Steady 20 A 100 V AC |
Min. 30 x 103 ope. (switching frequency at 10 times/min) |
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Inrush 100 A, Steady 10 A 200 V AC |
Min. 30 x 103 ope. (switching frequency at 10 times/min) |
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