Ampac FireFinder PLUS - Page 16

Page 9
 Important: Under no circumstances should the FireFinder PLUS be operated
without the Power Supply PCB correctly mounted in the enclosure and the retaining screws securely
tightened.
Common Power Supply Features & Specifications
Switch Mode Design
Over voltage protection
High efficiency, low working temp.
High efficiency; low ripple noise
Universal AC input/ full range
Soft start with limiting AC surge current
Short circuit/ over load
Remote control on/off (option)
Built in EMI Filter and PFC Circuit
Over temp. protection (option)
Input Voltage:
85 to 264 VAC
Tolerance at 27V
+/- 1%
Input Freq
47 to 63Hz.
Load Regulation
+/- 0.5%
PFC
0.95~230VAC
Line Regulation
+/- 0.5%
Power Supply Specifications
Type No
Output
Tolerance
R & N
Efficiency
PSU1888
27V @ 5.6A
 1%
150mV
84%
PSU1890
24V @ 14A
 1%
150mV
87%
330-0015
27VDC @ 22A
 1%
240mV
86%