CA1R-DC12V-N
CA Relays
Product specifications for this product
| Item | Product specifications |
|---|---|
| Contact arrangement | 1 Form C |
| Operating function | Single side stable |
| Rated coil voltage | 12 V DC |
| Terminal shape | Plug-in type |
| Vibration resistance (Destructive) | 33 Hz, Min. 44.1 m/s<sup>2</sup> [approx. 4.5G] (Time of vibration for each direction; X, Y direction: 2 hours, Z direction: 4 hours) |
| Vibration resistance (Functional) | 33 Hz, Min. 44.1 m/s<sup>2</sup> [approx. 4.5G] (Detection time: 10μs) |
| Protective construction | Sealed |
| Conditions | Ambient temperature: –30 to +80℃, Humidity: 5 to 85% RH (Avoid icing and condensation) |
| Contact material | Ag alloy |
| Unit weight | Approx. 31 g |
| Dielectric strength (Between contacts and coil) (Initial) | 500 Vrms for 1 min. (Detection current: 10mA) |
| Dielectric strength (Between open contacts) (Initial) | 500 Vrms for 1 min. (Detection current: 10mA) |
| Inner carton (pieces) | 20 |
| Insulated resistance (Initial) | Min. 10 MΩ (at 500V DC, Measurement at same location as [Dielectric strength] section.) |
| Min. switching load (resistive) | 1A 14V DC (at 20℃) |
| Mounting type | Screw mounting type |
| Outer carton (pieces) | 200 |
| Rated switching capacity (resistive) | 20A 12V DC |
| Shock resistance: Destructive | Min. 1,000 m/s<sup>2</sup> [approx. 100G] (Half-wave pulse of sine wave: 6ms) |
| Shock resistance: Functional | Min. 100 m/s<sup>2</sup> [approx. 10G] (Half-wave pulse of sine wave: 11ms; detection time: 10μs) |
| Usable voltage range | 10 to 15V DC |
| Model Number | CA1R-DC12V-N |
| Part Number | ACA3253 |
| Contact resistance | Max. 50mΩ (typ. 3mΩ) (By voltage drop 1A 6V DC) Initial |
| Contact data: max. carrying current | 20A continuous (Coil applied voltage 14V DC, at 80℃) |
| Expected life [mechanical] | Min. 5 x 10<sup>5</sup> (at 120 cpm) |
| Expected life [electrical] [resistive] | [Resistive load] Min. 10<sup>5</sup><br>at rated switching capacity, operating frequency: 2s ON, 2s OFF<br>[Motor load] Min. 10<sup>5</sup> at 12V DC, 100A (Inrush), 20A (Steady),<br>Operating frequency: 2s ON, 2s OFF<br>[Halogen lamp load] Min. 10<sup>5</sup> at 12V DC, 100A (Inrush), 20A (Steady)<br>Operating frequency: 1s ON, 14s OFF |
| Contact voltage drop (after electrical life test) | Max. 0.4 V (By carring 20 A 12V DC) |
| Protective element | With resistor inside |
| Water-proof standard | JIS D0203 S2 |
| [[Coil data]]Coil resistance [±10%] (at 20℃) | 80 Ω |
| Operate (Set) time<br>(at rated coil voltage) (at 20℃) (Initial) | Max. 10ms (without contact bounce time) |
| Operate (Set) voltage (at20℃) (Initial) | Max. 8V DC |
| Rated operating current [±10%] (at 20℃) | 160.9 mA |
| Release (Reset) time<br>(at rated coil voltage) (at 20℃) (Initial) | Max. 10ms (Without contact bounce time) (Without diode) |
| Release (Reset) voltage (at20℃) (Initial) | Min. 0.6V DC |
Downloads
Catalog
| Name | Size | Date | Language |
|---|---|---|---|
| Relay match list old-new part numbers | 125.9 KB | 02.07.2023 | English |
Data sheet
| Name | Size | Date | Language |
|---|---|---|---|
| CA Relays Datasheet | 259.3 KB | 28.10.2024 | English |
| Automotive Relays Selector Chart | 9.6 MB | 01.10.2022 | English |
Other
| Name | Size | Date | Language |
|---|---|---|---|
| CA Relays, 2D CAD(DXF) | 91.4 KB | 01.01.2011 | English |
| Automotive Relay Users Guide | 320.5 KB | 16.06.2025 | English |
| Definition of Relay Terminology | 78.9 KB | 16.06.2025 | English |
