Downhole · ESP
Motor Lead Extension
A short, low profile flat cable that runs from the splice down along the pump and seal to the motor pothead.
What it does
Fits the tight gap between the pump housing and the casing, where the main cable does not. It ends at the pothead plug.
Basics
| Shape | Flat, low profile |
| Length | At least 6 ft (1.8 m) above the top of the pump |
| Ends | Pothead at the motor, splice to the main cable |
Common failures
- Crushed or cut where clearance is tightest
- Heat damage near the motor
Troubleshooting
- Symptom
- Ground fault at pump depth
- Likely cause
- MLE damaged running in
- What to check
- Check centralization and running speed in tight casing