2. Battery: 24VDC

3. Charging voltage protection: 1.6Ah glass fuse

4. Sounder output: 24V nominal EOL 10K resistor

5. Auxiliary contacts: 30VDC,1A max. NC/NO

6. Main supply protection: glass fuse

7. Sounder protection: 2x500mA glass fuse

8. Reverse battery protection: charger glass fuse

9. Zone EOL: 5.6K resistor

10. Zoned visual red alarm and yellow trouble indicators

11. Continuous signal during alarm

12. Built-in battery charger

13. Low / no power and battery detection

14. Automatic loading and testing of battery

15. Evacuate ( alarm resound)

16. LED test

17. Product size: 31 x44x9.6cm