
CPFE1000FI SERIES
POWER SUPPLY
OPERATION MANUAL
1
19 August 2020
GENERAL SAFETY INSTRUCTIONS............................................................................................................................. 2
1. Timing Sequence ............................................................................................................................................................. 4
2. Output Voltage Adjustment Range .................................................................................................................................. 4
3. Ripple and Noise ............................................................................................................................................................. 5
4. Maximum Line Regulation ............................................................................................................................................. 6
5. Maximum Load Regulation ............................................................................................................................................ 6
6. Over Current Protection (OCP) ....................................................................................................................................... 6
7. Over Voltage Protection (OVP) ....................................................................................................................................... 7
8. Over Temperature Protection (OTP) ............................................................................................................................... 7
9. Remote Sensing (+S, -S terminals) ................................................................................................................................. 7
10. ON/OFF Control ........................................................................................................................................................... 8
11. Parallel Operation (PS terminal) ................................................................................................................................... 9
11a. Parallel for Non-Redundant Operation ...................................................................................................................... 10
11b. Parallel for Redundant Operation: ............................................................................................................................. 11
12. Series Operation .......................................................................................................................................................... 12
13. Power ON Signal (ENA terminal) ............................................................................................................................... 13
14. AC Good Signal (AC_OK terminal) ........................................................................................................................... 13
15. Power OK Signal (PWR_OK terminal) ...................................................................................................................... 13
16. Voltage Share Signal (VSH terminal).......................................................................................................................... 13
17. Over temperature Warning Signal (OTW terminal) .................................................................................................... 13
18. Auxiliary Power Supply .............................................................................................................................................. 14
19. Operating Temperature Range..................................................................................................................................... 15
20. Withstand Voltage ....................................................................................................................................................... 21
21. Insulation Resistance ................................................................................................................................................... 23
22. Connection Details ...................................................................................................................................................... 24
23. Safety Approvals ......................................................................................................................................................... 25
24. EMC & Immunity ....................................................................................................................................................... 25
25. Fault Finding ............................................................................................................................................................... 25
26. Connector Locations ................................................................................................................................................... 25
28. Mechanical Drawing ................................................................................................................................................... 32
29. Baseplate Temperature Measurement Point ................................................................................................................ 34
30. Heat Sink Selection ..................................................................................................................................................... 34