Technical service profile for ABB VD4 12.06.25 P150

ABB VD4 12.06.25 P150 should be specified as a complete device, not inferred from a similar family name. Its protection, control or measurement role must match the actual equipment and installation.

Technical data for model selection

The stated VD4 12.06.25 P150 data identify the selected reference and its engineering boundaries. Confirm the unit label, applicable standard and exact options before ordering or energizing.

What must match

Check VD4 12.06.25 P150 against cubicle interlocks, racking geometry, auxiliary contacts, spring motor and protection settings. In procurement, ask for photographs or ABB documentation that show the complete designation and terminal configuration.

If the candidate VD4 12.06.25 P150 differs from the installed device, document the difference and obtain an engineering decision before fitment.

Installation controls

Before working on VD4 12.06.25 P150, apply the approved isolation and permit controls. Capture the existing connections, settings and safety functions as a recoverable baseline.

Install VD4 12.06.25 P150 with the correct conductor, panel spacing and environmental protection. Follow the ABB instructions for the specific construction rather than using a generic wiring assumption.

Handover evidence

For VD4 12.06.25 P150, complete approved mechanical, insulation and trip-circuit tests. Record the measured result, witness and date beside the equipment tag.

Retain the final VD4 12.06.25 P150 designation, revision, settings and test outcome in the maintenance record so later work does not rely on memory.

Design intent

The intended duty of VD4 12.06.25 P150 is to switch and protect the engineered medium-voltage cubicle. Mark the circuit, asset or process tag and preserve the plant drawing that governs this function.

Do not assume a different suffix within VD4 provides the same duty as VD4 12.06.25 P150; ratings and accessory arrangements can differ.

Fault-finding baseline

For a future fault involving VD4 12.06.25 P150, keep records of upstream supply, load, trip or output state and connected accessories. This separates a device issue from a wiring or process issue.

A replacement VD4 12.06.25 P150 should be checked at the same duty point as the prior installation, with abnormal behavior investigated before return to service.

Related model references

The following VD4 codes are indexed with ABB VD4 12.06.25 P150 for search and enquiry. They remain configuration-specific; this grouping does not assert electrical, mechanical or approval interchangeability.

• VD4 40.25.31 p360 (40 kV)

Enquiry checklist

Send the exact ABB VD4 12.06.25 P150 designation with circuit or plant tag, required rating, accessories and approval. Confirm current lifecycle and delivery scope.

On receipt of VD4 12.06.25 P150, compare label, package contents and documentation to the approved request. Hold any discrepancy for review before fitting.