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D1555_D1558 installation manual 29042022 V5 

 

 

 

 

 

 

 

In case of problems, please telephone Dycon Support on 

+44 (0)1443 471 900

, or email  

sales@dyconpower.com

. 

 

 

Power supply 

Type A, Ungraded, Environmental Class 2 

Voltage input 

195VAC 

 265VAC at 50 

 60Hz 

AC input current 

D1555 - 600mA; D1558 

 950mA 

AC input fuse 

3A  

Output voltage with AC power 

Maximum 13.9V, minimum 13.5V 

Output ripple 

< 0.25V peak to peak at full rated output 

Maximum output current at full load 

D1555 - 5A; D1558 -8A 

Battery charging current and voltage 

D1555-00mA max D1558=800mA at 13.7V float charge voltage 

Minimum standby output voltage 

9.6V 

Maximum Power input at full load 

D1555 

 78W ; D1558 

 113W 

Fault Relay rating 

60V at 100mA, 14ohms closed 

Efficiency 

85% @ 8A load 

Maximum overvoltage cut-out 

14.5V ±3% 

Low battery fault 

11V ±3% 

Low-voltage power output fault 

12.3V ±3%  

Battery deep discharge voltage limit 

10V ±3% 

Automatic output reset time* 

10ms to 18s (

depending on the nature & duration of the fault)

 

Operating temperature range 

10°C to +40°C 

Humidity 

95% non-condensing 

 

5A version  

D1555 

 

8A version 

D1558 

 

Housing Type 

Suitable batteries 

Dimensions 

H x W X D 

(mm) 

Weight 

(Kg) 

D1555-A 

D1558-A 

Steel, small-size A housing 

1 x 7/8Ah 

235 x 170 x 85 

1.35 

D1555-B 

D1558-B 

Steel, medium-size B housing 

2 x 7/8Ah 

260 x 320 x 90 

2.15 

D1555-XB 

D1558-B 

Steel. Clam-shell lid XB housing 

2 x 7/8Ah or 2 x 17Ah 

295 x 425 x 90 

2.45 

D1555-XLB 

D1558-XLB 

Steel, standard-size XLB housing 

2 x 7/8Ah or 2 x 17Ah 

295 x 425 x 90 

2.45 

D1555-XLBD 

D1558-XLBD 

Steel, extra-deep XLBD housing

 

Up to 4 x 17Ah 

295 x 490 x 165 

4.65 

D1555-C 

D1555-C 

Steel, large C-size housing 

2 x 7/8Ah or 2 x 17Ah 

345 x 430 x 90 

3.55 

D1555-E 

D1558-E 

Steel, very-large E-size housing 

2 x 7/8Ah or 2 x 17Ah 

405 x 500 x 90 

6.05 

D1555-G 

D1558-G 

Steel, extra-large G-size housing 

2 x 24Ah or up to 4 x 
17Ah 

690 x 455 x 165 

8.75 

D1555-W 

D1558-W 

Plastic IP65, W-size housing 

1 x 2.1Ah or 1 x 7/8Ah 

245 x 195 x 90 

1.70 

D1555-P 

D1558-P 

PCB-only version 

Depends on housing 

140 x 96 x 42 

0.25 

Dycon Accessories, suitable for use with both D1555 & D1558, which can be specified to be factory-fitted into the PSU housing

 

D15X8-500mA 

 

8-way output splitter  (8 x 500mA glass fuses) 

49 x 108 x 17 

0.70 

D15X8-1A 

 

8-way output splitter (8 x 1A glass fuses) 

49 x 108 x 17 

0.70 

D15X4-BNP 

 

4-way output splitter with 4 x BNC sockets & video loop-
through 

71 x 128 x 15 

0.80 

DFX4-0P 

 

4-way output splitter with 4 x self-resetting PET fuses 

40 x 60 x 19 

0.20 

DFR-1-12 

 

12VDC universal output relay module 

40 x 16 x 19 

0.26 

Specifications 

 

Summary of Contents for D1555

Page 1: ...r D1555 D1558 12V Switched Mode Power Supplies Ideal for Access Control Systems Dycon Power Solutions Ltd Tel 44 0 1443 471 900 Unit A Cwm Cynon Business Park Mountain Ash CF45 4ER UK www dyconpower com sales dyconpower com ...

Page 2: ...tery connection monitoring Battery deep discharge protection Inductive and capacitive load switching surge protection and snubbing Electronic overload protection with automatic reset Highly efficient power conversion better than 84 at full load Low voltage drop when in standby mode The ON OFF switched output The ON OFF switched output is designed for highly inductive loads such as access control d...

Page 3: ...o the monitoring equipment used to report and signal equipment faults Connect the 12V power output to the system Switch on the AC supply and confirm that the AC OK LED is lit External Power Supply AC Supply The power supply has a three way terminal block for Live Earth and Neutral connections When supplied boxed earth is connected to the metal enclosure and the lid earthed with a flying push fit l...

Page 4: ...d to a maximum of 18 seconds after a long duration short to prevent excessive switch power dissipation The PSU power rail is continuously monitored for over voltage and in the event of a high voltage condition the output will be automatically switched off and a fault signalled LED Indications The status of the PSU is displayed by three LEDs see below for their meaning KEY LED on LED off LED blinki...

Page 5: ...ree contacts and open collector outputs If the ON OFF input is left unconnected when the jumper is not fitted the power supply will be switched on Switching examples are shown below ON OFF 0V ON OFF 0V Open Collector Normally closed contacts Jumper not fitted PSU output on when collector is low transistor on Jumper fitted PSU output on when contacts are open Battery Management The battery is conti...

Page 6: ...size A housing 1 x 7 8Ah 235 x 170 x 85 1 35 D1555 B D1558 B Steel medium size B housing 2 x 7 8Ah 260 x 320 x 90 2 15 D1555 XB D1558 B Steel Clam shell lid XB housing 2 x 7 8Ah or 2 x 17Ah 295 x 425 x 90 2 45 D1555 XLB D1558 XLB Steel standard size XLB housing 2 x 7 8Ah or 2 x 17Ah 295 x 425 x 90 2 45 D1555 XLBD D1558 XLBD Steel extra deep XLBD housing Up to 4 x 17Ah 295 x 490 x 165 4 65 D1555 C ...

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