- Compact
- Single stage
- Chassis mount
- Significant differential mode performance
- Suitable for industrial machinery
- Low input leakage current makes it suitable for portable equipment
Specifications
| Maximum leakage current, each Line to Ground: | ||
| @ 120 VAC 60 Hz | 0.16mA | |
| @ 250 VAC 50 Hz | 0.26mA | |
| Hipot rating (one minute): | ||
| Line to Ground | 2250 VDC | |
| Line to Line | 1450 VDC | |
| Operating Frequency: | 50 / 60 Hz | |
| Rated voltage (max.): | 250 VAC | |
| Rated Current: | 3A to 20A | |
| Operating Ambient Temperature Range (at rated current Ir): | ||
| -10°C to +40°C | ||
| In an ambient temperature (Ta) higher than +40°C the maximum operating current (Io) is calculated as follows: Io = Ir √(85-Ta)/ | ||
Available Part Numbers
Click on any part number for 3D CAD models, customer drawings, distributor stock status and eCommerce Links.
| 3ERK1 | 6ERK1 |
| 10ERK1 | 15ERK1 |
| 20ERK1 |
Case Styles
| Typical Dimensions: | ||
| Line/Load Terminals(4): | .250 [6.3] with .07 [1.8] Dia. hole | |
| Ground Terminal(1): | .250 [6.3] with .07 x .16 [1.8 x 3.8] slot | |
| Mounting Holes (2): | .188 [4.75] Dia. | |
RK1 (10, 15 & 20A)
| Typical Dimensions: | ||
| Line/Load Terminals(4): | .250 [6.3] with .07 [1.8] Dia. hole | |
| Ground Terminal(1): | .250 [6.3] with .07 x .16 [1.8 x 3.8] slot | |
| Mounting Holes (2): | .188 [4.75] Dia. | |
| Part No. | A | B | C | D | E |
| (max.) | (max.) | (max.) | ± .015 ‡ | (max.) | |
| ± .38 | |||||
| 3ERK1 | 3.35 | 1.82 | 1.16 | 2.38 | 2.78 |
| 85.09 | 46.26 | 29.46 | 74.68 | 70.61 | |
| 6ERK1 | 3.35 | 1.82 | 1.28 | 2.38 | 2.78 |
| 85.09 | 46.23 | 32.51 | 74.68 | 70.61 | |
| 10ERK1 15ERK1 20ERK1 | 3.85 | 2.07 | 1.78 | 2.94 | 3.35 |
| 97.79 | 52.58 | 45.21 | 74.67 | 85.09 | |
