Inim fire detection, Previdia IFM24160. Switching power-supply module. Connects to the mains power supply and supplies a maximum 4 A current to the system. Houses a 1.2 A battery charger capable of maintaining under charge two 17 Ah or 24 Ah batteries. Offers two supervised outputs and a configurable relay output (at factory default configured as Alarm output, AUX output and fault signalling relay). Accepts 230Vac or 115 Vac 50/60 Hz input. Each metal cabinet is capable of housing one power-supply module only, each control panel is capable of managing up to 4 powersupply modules (one per cabinet).
Technical specifications:
- Power supply voltage: 230V AC (+10%...15%), 115V AC (+10%...15%) 50/60 Hz,
- Maximum current draw from mains: 1.1 A @ 230 V, 2 A @ 115 V,
- Output voltage: 27.6 V DC nominal, 20...27.6 V DC,
- Batteries: 2 x 12 V 24 Ah or 2 x 12 V 17 Ah, equivalent with UL94-V1 flame class enclosure or higher,
- Battery charger: Maximum voltage charge adapted to temperature 1.2 A,
- Maximum internal resistance of battery: (Ri Max) 1 Ohm,
- Battery shutdown voltage: 19.5 V,
- Operating temperature: -5 °C ... +40 °C,
- Isolation class: 'I',
- Maximum voltage on OUT 1, OUT2: 1.5 A @ 27.6 V DC,
- Maximum voltage on RELAY: 5 A @ 30 V DC.