Rockwell-automation 6012DB PowerFlex Medium Voltage Variable Frequency Manuale Utente Scaricare il pdf (Pagina 90)

90 Rockwell Automation Publication 6000-UM001B-EN-P - October 2014

Chapter 5 Preventative Maintenance and Component Replacement

Power Module Cabinet

Inspect, Clean, or Replace Door Mounted Air Filters

See Replace/Clean Door Mounted Air Filters on page 81.

Inspect or Replace Top Mounted Main Cooling Fans

See Inspect Top Mounted Main Cooling Fans on page 82.

Inspect Power Modules

1. Check for damage or degradation of the Power Modules

a. Inspect the power connections for loose connections or any evidence of

discoloration of connections from heating

b. For Drawout Power Module configurations, remove the back plates

from the Power Module Cabinet and inspect the plug-in connectors on

the back of each Power Module. Look for evidence of discoloration

from overheating.

2. Remove dust or debris from all ventilation openings on the Power Module

3. Inspect the electrolytic capacitors, located in the ventilation openings of

the Power Module.

a. Inspect for signs of discoloration, odor, or leakage.

b. Replace Power Modules if the capacitors have discoloration, odor, or

leakage.

Inspect, Clean, or Replace Door Mounted Air Filters 90

Inspect or Replace Top Mounted Main Cooling Fans 90

Inspect Power Modules 90

Replace Power Module 91

Install Drawout Power Modules 95

Replace Power Module Fuses 97

Inspect or Replace HECS 99

Inspect or Replace Door Position Limit Switch 100

1 2 ... 85 86 87 88 89 90 91 92 93 94 95 ... 137 138

Nessun commento

Rockwell-automation 6012DB PowerFlex Medium Voltage Variable Frequency Manuale Utente Pagina 90