Business > Industrial Devices > Automation Controls Top > Components & Devices > Relays / Couplers > Power Relays (Over 2A) > Power Relays (Over 2A) Lineup > DW Relays > Rating/Performance
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Rated coil voltage |
Set voltage* (at 20°C) |
Reset voltage* (at 20°C) |
Rated operating current (±10%, at 20°C) |
Coil resistance (±10%, at 20°C) |
Rated operating power |
Max. applied voltage (at 20°C) |
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3 V DC | Max. 80% V of rated coil voltage (Initial) |
Max. 80% V of rated coil voltage (Initial) |
66.7 mA | 45 Ω | 200 mW | 110% V of rated coil voltage |
5 V DC | 40 mA | 125 Ω | ||||
6 V DC | 33.3 mA | 180 Ω | ||||
9 V DC | 22.2 mA | 405 Ω | ||||
12 V DC | 16.7 mA | 720 Ω | ||||
24 V DC | 8.3 mA | 2,880 Ω |
* | square, pulse drive |
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Rated coil voltage | Set voltage* (at 20°C) |
Reset voltage* (at 20°C) |
Rated operating current (±10%, at 20°C) |
Coil resistance (±10%, at 20°C) |
Rated operating power |
Max. applied voltage (at 20°C) |
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Set coil |
Reset coil |
Set coil |
Reset coil |
Set coil |
Reset coil |
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3 V DC | Max. 80% V of rated coil voltage (Initial) | Max. 80% V of rated coil voltage (Initial) | 133.3 mA | 133.3 mA | 22.5 Ω | 22.5 Ω | 400 mW | 400 mW | 110% V of rated coil voltage |
5 V DC | 80 mA | 80 mA | 62.5 Ω | 62.5 Ω | |||||
6 V DC | 66.7 mA | 66.7 mA | 90 Ω | 90 Ω | |||||
9 V DC | 44.4 mA | 44.4 mA | 202.5 Ω | 202.5 Ω | |||||
12 V DC | 33.3 mA | 33.3 mA | 360 Ω | 360 Ω | |||||
24 V DC | 16.7 mA | 16.7mA | 1,440 Ω | 1,440 Ω |
* | square, pulse drive |
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Item | Specifications | ||
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Standard type (8 A) | Inrush type (16 A) | ||
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) |
8 A 250 V AC | 16 A 277 V AC | |
Max. switching power (resistive) | 2,000 VA | 4,432 VA | |
Max. switching voltage | 250 V AC | 277 V AC | |
Max. switching current | 8 A (AC) | 16 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 |
12,000 V | |
Time characteristics (initial) |
Set time | Max. 15 ms at rated coil voltage (at 20°C, without bounce) | |
Reset time | Max. 15 ms at rated coil voltage (at 20°C, without bounce) | ||
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 2 mm, detection time: 10 μs) | |
Destructive | 10 to 55 Hz (at double amplitude of 3 mm) | ||
Expected life | Mechanical life | Min. 106 ope. (switching frequency: at 180 times/min) | |
Conditions | Conditions for usage, transport and storage *3 |
Ambient temperature: -40 to +85°C (-40 to +70°C at our standard packing condition) Humidity: 5 to 85% RH (Avoid icing and condensation) |
Ambient temperature: -40 to +70°C (Over 8 A to 16 A) (-40 to +70°C at our standard packing condition), -40 to +85°C (Max. 8 A) Humidity: 5 to 85% RH (Avoid icing and condensation) |
Unit weight | Approx. 8 g (Low profile type: Approx. 7.5 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: Switching frequency at 20 times/min
Type | Switching capacity | Number of operations | |
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Standard type (8 A) |
Resistive load: Type | 8 A 250 V AC | Min. 50 x 103 ope. |
Resistive load: IEC60335-1 compliant type |
5 A 250 V AC | Min. 100 x 103 ope. | |
Inrush type (16 A) |
Resistive load | 8 A 250 V AC | Min. 50 x 103 ope. |
16 A 277 V AC | Min. 20 x 103 ope. (switching frequency ON : OFF = 1 s : 5 s) |
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Tungsten load | Inrush current 100 A 600 W 120 V AC | Min. 25 x 103 ope. (switching frequency ON : OFF = 1 s : 59 s) |
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