English translation of the Norwegian library. Product names and original documents retain their source language. Model-specific maintenance steps have been reviewed; other text uses assisted translation. Check the original manual before work.

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User guide · VESTA-387

V-MAX BUS power supply KIT

Kablet · BUS — This article uses cable for the alarm system. It should not be treated as a wireless sensor.

Coverage: Use and checks – service required for removal

Product image VESTA-387
Product VESTA-387 · Supplier product page

Battery / power: Battery battery in power supply box; service work

Before you start: check the full model name. Agreement test/service with the alarm provider before opening. Keep fastening and placement. On real smoke or fire: manage the danger first.

The source contains an expressly obsolete drawing and several model references. Battery size and connection form should not be derived from the old figure.

1. Take down or open

  1. Do not open the enclosure for this customer task.

4. Test and confirm normal operation

  1. Note power or battery faults and which BUS devices are affected.
  2. Arrange service using the full model designation on the enclosure.
  3. Confirm normal power, charging and communication after service.

Attach and Mount

  1. Keep the existing mounting and cables. Removal and new installation are not described as customer tasks in this guide.

Original images and technical drawings

Technical drawing is not installed here yet. Open the associated original manual and control model before demounting.

Check that the drawing and any variations in the original manual are consistent with the device. Sources checked 08.09.2026. The step marked as derived is not an explicit disunity instruction from the manufacturer.

Date: ________; · Battery type/number: ____________________________________________________________

Help when the product does not work

Choose the symptom and check the model scope before following the steps. This is troubleshooting, not a list of confirmed product defects.

No additional model-specific fault procedure found in this review. We have not found and checked a dedicated fault procedure for this item in this review. Use the original documentation on this page. Record the model, error, time and what still works before contacting support.

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Sources reviewed 9 September 2026. Not tested on your installation.

Something not working?

Choose the symptom. Always check the model and connection before following a procedure.

Images, videos and sources

Images or figures are present on this page. Check the caption for model and version.

No direct troubleshooting video is registered on this page. A general manual is not labelled a troubleshooting video.

External sources on this page

Further help and contact