Description
APOLLO FIRE DETECTORS LIMITED
PART NO: 53541-157.APO
INTRINSICALLY SAFE INTEGRATING IONISATION SMOKE DETECTOR
SUPPLY: 17 TO 28V D.C
STANDBY: 30μ A AT 24V
ALARM.: 60MA MAX
0.9 MICROCURIES AM 241
U MAX IN: 28V
W MAX IN: 0.8W
BASEEFA NO.: EX84B2082. EN500 20.BS5501
PART 7: 1977
ENGLAND
The Apollo 53541-157.APO is an intrinsically safe integrating ionisation smoke detector belonging to the fire alarm system. It monitors a space for smoke using an ionisation chamber containing 0.9 microcuries of Am 241, and switches to alarm on the detection circuit when smoke is present. The supply range is 17 to 28 V DC, with a standby current of 30 µA at 24 V and a maximum alarm current of 60 mA. Input limits are U max 28 V and W max 0.8 W, and it carries BASEEFA number EX84B2082. It comes in used condition.
Key Features
✓ Intrinsically safe integrating ionisation smoke detector
✓ Supply 17 to 28 V DC
✓ Standby current 30 µA at 24 V, alarm 60 mA max
✓ Input ratings U max 28 V, W max 0.8 W
✓ BASEEFA No. EX84B2082, BS5501 Part 7: 1977
Marine Applications
✓ Pump room smoke detection in hazardous areas
✓ Paint and chemical store fire detection
✓ Tanker cargo area detection circuits
✓ Battery room smoke monitoring
Technical Support
Prota Marine provides technical support, repair and onboard installation for the ionisation smoke detector and the wider fire alarm system. Support covers fault diagnosis on detector heads and their detection circuits, together with commissioning support when the system is restored.



