Designed for rack-mount applications, the 1RU/IUR/IER/CUR/CER Series combines power switching and accurate, reliable circuit protection. The 1RU handles consistent operation from -40°C to 85°C and a circuit interrupt capacity up to 5,000 AIC at 65/80 VDC and 120/240 VAC.
Available in series trip and mid-trip configurations, with auxiliary alarm switch options to provide monitoring of critical circuits. The CER series circuit breaker provides the necessary ratings for wireless and wired applications while meeting UL489A and TÜV requirements for approval.
| Current Ratings (Amps) | DC Resistance (Ohms) 51, 52, 53, 59 | 50/60Hz Impedance (Ohms) 61, 62, 63, 69 |
| 2.0 | 0.027 | 0.038 |
| 3.0 | 0.074 | 0.098 |
| 6.0 | 0.037 | 0.048 |
| 7.5 | 0.025 | 0.029 |
| 15.0 | 0.010 | 0.011 |
| 32.0 | 0.003 | 0.003 |
| 40.0 | 0.003 | 0.003 |
| 50.0 | 0.0024 | 0.0025 |
| 10.0 amps | @ | 250 VAC, 60 Hz |
| 3.0 amps | @ | 50 VDC |
| 1.0 amps | @ | 80 VDC |
| Delay | Pulse Tolerance |
| 61, 62, 63 | 10 Times Rated Current |
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