Battery switch (uninterruptible)

25,89 

Robust and proven uninterruptible battery changeover switch for two batteries. When switching over, both batteries are briefly connected in parallel, which prevents electrical consumers in the on-board electrical system from shutting off during the switching period. The alternative to temporarily connecting both batteries in parallel is a capacitor with a large capacity, which supplies the on-board devices with energy during the switchover. Battery Switching Capacitor

  • Switch with 3 positions (Bat 1; Bat 1 & Bat 2; Bat 2)
  • Panel drill hole Ø12 mm
  • Connection: soldering or crimping (4.8 mm blade terminal)
  • Contact rating 5 A / 25V DC for resistive load

Note: Permanent parallel connection of two batteries with different ages / capacities / charge status is not recommended, as this reduces the lifetime of the batteries. Therefore, switch to either battery 1 or 2, whereby the center position of the switch is only used briefly during the switching process.

Delivery time: 2-3 working days

In stock (can be backordered)

SKU: SFZ-SW-BAT12 Category:

Circuit diagram for uninterruptible battery switching:
Wire from the positive terminal of battery 1 to terminal B6
Wire from the positive terminal of battery 2 to terminal A1
Terminals A2 and B5 are connected via a Y-cable and connected together to the + busbar from which the avionics are supplied

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