Specifications

Specifications A
SHM80001
SAFETY HI-TECH
Quaestor-SZU Releasing Fire Control Panel - Installation and Operation Manual
Revision E03.04
75 of 155
Field Terminal Capacity
Field terminal capacity: 14 to 22 AWG solid or stranded wire
Initiating Device Circuit (IDC) Ratings
The maximum line impedance shown in the table above represents all initiating circuit types on detection zones of
the Quaestor-SZU Releasing Fire Control Panel.
Notification Appliance Circuit (NAC)
Parameter Rating
Maximum Operating Voltage 21.6 VDC
Maximum Short Circuit Current 65 mA
Maximum Line Impedance 20.3 Ohms
Maximum Number of Detectors on Zones
1, 2 and 3
Reference Appendix B, Equipment List, Detectors
Detector Compatibility Identifier on Zones
1, 2 and 3
Reference Appendix B, Equipment List, Detectors
Detector Installation Limits on Zones 1, 2
and 3
Reference Appendix B, Equipment List, Detectors
Connection Rating
NAC 1 ( + )
NAC 1 ( - )
Special Application: 18 to 28 VDC @ 500 mA continuous
Regulated: 18 to 28 VDC @ 50 mA continuous
Fused: Electronic 1.1 A
Supervision: Voltage reversing DC
Short Circuit Threshold: 130 Ohms +/- 20%
Maximum line-voltage-drop: 2 VDC
NAC 2 ( + )
NAC 2 ( - )
Special Application: 18 to 28 VDC @ 500 mA continuous
Regulated: 18 to 28 VDC @ 50 mA continuous
Fused: Electronic 1.1 A
Supervision: Voltage reversing DC
Short Circuit Threshold: 130 Ohms +/- 20%
Maximum line-voltage-drop: 2 VDC