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Eaton CM52 Instruction Leaflet

Network protector with arc flash reduction module
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Instruction Leaflet IL02401001E
CM52 Network Protector
with Arc Flash Reduction Module
Effective August 2009
Contents
Description
1: General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2: Maintenance Mode Settings . . . . . . . . . . . . . . 2
3: Arming Maintenance Mode . . . . . . . . . . . . . . . 2
4: Remote Indicator . . . . . . . . . . . . . . . . . . . . . . . 2
5: Tripping and Testing . . . . . . . . . . . . . . . . . . . . . 2
6: Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . 3
7: ARM-IDM Retro-fit Field
Installation Instructions . . . . . . . . . . . . . . . . . . 4
Page

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Summary of Contents for Eaton CM52

  • Page 1 Instruction Leaflet IL02401001E Effective August 2009 CM52 Network Protector with Arc Flash Reduction Module Contents Description Page 1: General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2: Maintenance Mode Settings .

  • Page 2: Maintenance Mode Setting

    . 4.0 Remote Indicator The CM52 breaker will be wired with a secondary contact which can be used to indicate remotely that the Maintenance Setting is armed . (Refer to diagram on page three for a wiring of this remote {blue light] indicator .)

  • Page 3: Wiring Diagram

    CM52 Circuit Breaker NOTES: The CM52 Network protector can be armed via a remote switch as shown. In addition, the function can be activated via communications. A blue LED on the Network Protector unit verifies that Maintenance Mode is armed.
  • Page 4 7.0 ARM-IDM Retro-fit Field Installation Installation Instruction Instructions Note The ARM-IDM Retro-fit Kit will only function on those CM52 break- ers which utilize the Indicating Diagnostic Module (IDM) . This kit cannot be applied to the first generation CM52 using the Voltage Regulator Device Please review the instruction sheet and fully understand the compo- (VRD) as the breaker wiring is different from that of current production .
  • Page 5 Instruction Leaflet IL02401001E CM52 Network Protector with Arc Flash Reduction Module Effective August 2009 StEP 5 StEP 6 Apply the 3 Wire Harness labeled with wire numbers 1, 2, and 3 as The 9 Wire Harness has an IDM terminal block attached . Feed the shown in Figure 4 .
  • Page 6 StEP 10 Re-attach the mounting plate using the four Phillips head screws, Install the CM52 ARM IDM and then re-install the breaker front making sure that the nine leads are routed out the top of the mount- cover . Remember to hold the manual charging arm in the complete ing plate and are not pinched by the rear mounted terminal block .
  • Page 7 Instruction Leaflet IL02401001E CM52 Network Protector with Arc Flash Reduction Module Effective August 2009 Figure 11. Wiring Harness Connections Re-install the Upper Interphase Barrier Assembly. StEP 14 StEP 12 Connect the four point twist connector from the new secondary har-...
  • Page 8 Instruction Leaflet IL02401001E CM52 Network Protector with Arc Flash Reduction Module Effective August 2009 StEP 15 Remove the three leads marked 1C, 2C, and 3C from the lower side of the DIN rail gray Phoenix terminal block using a small 1/8”blade screwdriver (Refer to Figure 14) .
  • Page 9 Effective August 2009 StEP 17 testing the CM52 ARM-IDM A . Set the INCOM address on the CM52 ARM-IDM by using the two dials located near the top if the IDM . It is important that this address be unique and has not been used on any other ARM- IDM’s or MPCV relay (Refer to Figure 18) .
  • Page 10 Instruction Leaflet IL02401001E CM52 Network Protector with Arc Flash Reduction Module Effective August 2009 Figure 19. ARMS Schematic EAtoN CoRPoRAtIoN www.networkprotectors.net...
  • Page 11 Instruction Leaflet IL02401001E CM52 Network Protector with Arc Flash Reduction Module Effective August 2009 Notes: EAtoN CoRPoRAtIoN www.networkprotectors.net...
  • Page 12 . The sole source governing the rights and remedies of any purchaser of this equipment is the contract between the purchaser and Eaton . NO WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING...