The Xtralis VPS-215-E5 is a 24 V, 0.5 A power supply unit (Style E5) with space for up to 7 Ah batteries. It is the low-cost unit in the Xtralis range, intended to power a single-pipe aspirating smoke detector that needs only 7 Ah batteries, such as the VESDA VLF-250. The internal charger is EN 54-4 certified.
Key features
- EN 54-4 certified charger; Style E units are VdS certified and CE marked to EN 54-4
- Simple construction with internal LEDs for Output OK and Fault (no LEDs on the lid)
- Can be mounted inverted by rotating the lid
- Temperature-compensated charging to maximise battery life
- Can run on batteries alone, useful for commissioning before mains power is available
- Regular battery impedance checks, and load disconnection after prolonged mains failure to protect the batteries
- DIP switch configuration: battery monitoring, charge current, battery resistance threshold and mains failure simulation
- Fault relay output for connection to a detector general-purpose input
Technical specifications
- Part number: VPS-215-E5 (Xtralis 0.5A 7Ah PSU – Style E5)
- Mains supply: 230 Vac only (tested +10% / −15%)
- Output: 20.0–30 Vdc, 0.5 A
- Batteries: 2 x 12 V 7 Ah (not supplied)
- Dimensions (H x W x D): 226 mm x 286 mm x 113 mm
- Weight: 2.5 kg without batteries, 8 kg with maximum batteries
- Operating temperature: −5 °C to 40 °C; humidity 95% RH non-condensing
- IP rating: IP30
- Fault relay: change-over NO-COM-NC, 1 A at 30 Vdc
- Cable entries: 9 x 20/25 mm knockouts
- Mounting: 4 x 5 mm holes on 220 mm x 180 mm centres
- Finish: light grey RAL 9018 texture powder coat
- Approvals: VdS, CE, EN 54-4
