Ampac SP Series, Installation, Commissioning & Operation

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FireFinder
™
Installation Commissioning & Operation
Page 9
Fire Alarm Bell Connection
Two core 1.5mm
2
PVC sheathed MIMS ( M ineral I nsulated M etal S heathed ) to the bell location.
Brigade Connection Via Telecom
Two core 1.5mm² PVC sheathed MIMS from the FACP to the Telecom MDF.
RJ45 Multi-drop Serial Port
5.8 Power Supplies and AC Mains Installation
AC Mains will be connected to either a 2 Amp, 5 Amp or 18Amp 27 volt supply. These supplies will be
either mounted in the upper or lower right hand corner of the cabinet with the Brigade Board mounted
above or below. The wiring should enter the cabinet through the nearest knockout entry hole on that side.
See the following diagrams for the actual wiring and fusing details for each supply.
Common Power Supply Features & Specifications
➢
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
➢
100% full load burn-in test
➢
Built in EMI Filter and PFC Circuit
➢
Remote control on/off (option)
➢
Over voltage protection
➢
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
S-60-27 27V @ 2.2A
±
1%
150mV 79%
SP-150-27 27V @ 5.6A
±
1%
150mV 84%
SP-500-27 27VDC @ 18A
±
1%
200mV 86%
Connecting the Mains Power to the Power Supply
Terminate the mains power to the 240 VAC switch terminal block as shown below.
Figure 6: Mains Power Connection to the 2 Amp Power Supply
POWER SWITCH
(LOOKING AT REAR)
MAINS CORD
BROWN
(ACTIVE)
BLUE
(NEUTRAL)
BROWN
(ACTIVE)
LED
TO CHASIS EARTH
TERMINAL
DC 27V TO PANEL
EARTH (GREEN)
L(AC) N(AC) GND V- V+
V ADJ
C
1
LO
OP
NOTE:
Output Voltage is Set to
27.4Volts.
FUSE Rating
1 Amp 3AG Slow Blow
Mains cable should be no
less than 0.75mm
²