Specifications are subject to change without notice. No liability accepted for errors or omissions.
7
STANDARD MODEL TABLE
OPTIONS
Temperature
compensation for
charging
Alarms - SR500D..
-
SR500L
..
Alarm contacts
DC Input
Earth fault alarm
(external to PSU))
Temperature sensor on 1.7m lead with
adhesive pad: -4mV / °C / cell ±10%
Order Code:
+TEMPCO
Mains fail
(or PSU in standby mode)
DC low
(Battery low or PSU low)
- Charger: set at 1.83V/cell
- PSU: set at 83% V out
•
As
SR500D..
+ DC high alarm (
NB:
no
alarm relay fitted on HV versions, only
LED indication)
C - NO - NC changeover rated 1A /50V DC,
32VAC
110VDC (99-150) or 220VDC (180-270)
Please note that an external fuse or MCB
must be fitted on the output for short circuit
protection.
Detects leakage to earth of DC output and
provides relay output
Code:
+ALARM/EFDM (20-60V)
+ALARM/EFDH (61-150V)
* Please specify on ordering that
unit is to be used for float charging
(except for 12V model which is set
at 13.8V by default).
OPTIONS
Communications Port
Internal V/I meter
Mounting options:
19”rack mount
Wall mount enclosure
Choice of RS485, RS232, ethernet (SNMP or
ASCII)
Available on
SR500L…
models
Add code:
+INT-METER
2U sub rack available,
Code: SR-RM2U
Optional V/I meter,
Code: SR-METER
PSU may be fitted into enclosure with MCBs
and terminals.
Code: SEC-SR
500 Watt
AC/DC Stand Alone Power Supply/Float Charger
incl. SR500D, SR500L
MODELS
Power Supply
Battery Charger
Output
Volts
(factory default)
Output
Current (A)
Output
Volts
*
(Charging)
Output
Current (A)
(Charging)
SR500A12
13.8
36.2
(41.6 @ 12V)
13.8
36.2
11-14
SR500A24
24
20.8
27.6
18.2
22- 29
SR500A30
30
16.6
34.5
14.5
28-36
SR500A36
36
13.8
41.4
12.0
34-43
SR500A48
48
10.4
55.2
9.1
45-57
SR500A91
96
5.2
110
4.5
90-115
SR500A92
108
4.6
124
4.0
100-130
SR500A93
120
4.1
138
3.6
110-145
Adjustable
range (V)
MODEL IDENTIFICATION CODES
SR500A 12 T F S L-LAN
LAN
= ethernet (ASCII)
LAN+
= ethernet (SNMP)
232
= RS232
485
= RS485
No = blank
Input voltage and front panel
standby switch:
Output DC Connector type:
Cooling
Temperature Compensation
DC output: Nominal voltage
A
= Standard PSU/Float Charger
D = A
version with alarms
L = D
version with DC high alarm and
optional
comms port
Function
Power
500W
Optional communication port
for SR500
L
versions
Rear view of SR500D….or SR500L...
with alarm contacts and no commu-
nication port option
L
= 230V AC + switch
Blank = 230V AC no switch
U
= 110V AC + switch
G
= 110V AC no switch
H
= 110V DC + switch
J
= 110V DC no switch
S
= Stud
X
= Plug in /screw terminal block
F
= Fan
T
= Yes
Blank = No
12, 24, 36, 48
,
91
= 96V,
92
= 108V,
93
= 120V
