Repair
Repair Price: $ 1,880.00
Purchase
CSL Part Number: 82084
Product Overview: The GE LODTRAK IV Drive Protection Unit (DS3820LT4E.1D1A) is a microprocessor-based protection relay designed to monitor and safeguard large AC and DC motor drives. It provides continuous monitoring of critical drive parameters including phase detection, ground fault detection, RTD temperature inputs, and auxiliary relay functions. The unit displays fault conditions and drive status on an integrated display panel and communicates protection actions through multiple relay outputs. Commonly deployed in industrial motor control systems, it protects expensive drive equipment from electrical faults, overheating, and phase imbalances by triggering shutdowns when predefined protection thresholds are exceeded.
Category: Control Assembly
Manufacturer: General Electric
Manufacturer Synonyms: GE
Manufacturer Part Number: DS3820LT4E.1D1A
Series: GE Lodtrak Series
Common Failures
Typical symptoms for this product include an "internal failure trip relay error" displayed on startup. Other common issues are under voltage and aux relay errors, and some units have failed to power up entirely.
Repair Approach
Repairs often involve replacing defective electrolytic capacitors and checking relay functionality. Preventative replacement of capacitors with high Equivalent Series Resistance (ESR) may be performed to support reliability. Relays are tested and, if necessary, replaced to address the internal failure errors. Cases of physical damage, such as loose components, are also resolved during the repair process.
Testing & Quality
Diagnostic testing is conducted to isolate faults, including comparisons of checksums and usage of Huntron and Digital Multimeter (DMM) testing techniques. Units undergo a burn-in test with a load to evaluate operational stability. Repairs are confirmed through testing standards before units are returned.
Service and repair your broken General Electric part
We can repair your General Electric model DS3820LT4E.1D1A in our facility. Let our skilled technicians get your General Electric back in operation quickly.
Step 1 - Click the green 'Repair Now' button above to add the part and then complete the RMA.
Step 2 - The RMA form will be sent to you via email. Print the RMA form and put it in a box with the item(s) for repair.
Step 3 - Ship or mail the box to the address listed on the RMA.
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