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D1551_D1553 installation manual 27042022 V2 

 

 

 
 

 

 

 

 

In case of problems, please telephone Dycon Technical Support on +44 (0)1443 471 90, or, email                                 

[email protected]

. 

 

Power supply 

Type A, Ungraded, Environmental Class 2 

Voltage input 

195VAC 

 265VAC at 50 

 60Hz 

AC input current 

D1551 

 200mA, D1553 

 400mA 

AC input fuse 

D1551 

 1A, D1553 

 2A 

Output voltage with AC power 

Maximum 13.9V, minimum 13.5V 

Output ripple 

Less than 0.25V peak to peak at full rated output 

Maximum output current at full load 

D1551 

 1A, D1553 

 3A 

Battery charging current and voltage 

300mA maximum at 13.7V float charge voltage 

Minimum standby output voltage 

9.6V 

Maximum Power input at full load 

D1551- 16W ; D1553 

 47W  

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 nature and duration of the fault

Operating temperate range 

-10°C to +40°C 

Humidity 

95% non-condensing 

 

1A version  

D1551 

 

3A version 

D1553 

 

Housing Type 

Suitable batteries 

Dimensions 

H x W X D 

(mm) 

Weight 

(Kg) 

D1551-A 

D1553-A 

Steel, small-size A housing 

1 x 7/8Ah 

235 x 170 x 85 

1.35 

D1551-B 

D1553-B 

Steel, medium-size B housing 

2 x 7/8Ah 

260 x 320 x 90 

2.15 

D1551-XB 

D1553-B 

Steel. Clam-shell lid XB housing 

2 x 7/8Ah or 2 x 17Ah 

295 x 425 x 90 

2.45 

D1551-XLB 

D1553-XLB 

Steel, standard-size XLB housing 

2 x 7/8Ah or 2 x 17Ah 

295 x 425 x 90 

2.45 

D1551-XLBD 

D1553-XLBD 

Steel, extra-deep XLBD housing

 

Up to 4 x 17Ah 

295 x 490 x 165 

4.65 

D1551-C 

D1553-C 

Steel, large C-size housing 

2 x 7/8Ah or 2 x 17Ah 

345 x 430 x 90 

3.55 

D1551-E 

D1553-E 

Steel, very-large E-size housing 

2 x 7/8Ah or 2 x 17Ah 

405 x 500 x 90 

6.05 

D1551-G 

D1553-G 

Steel, extra-large G-size housing 

2 x 24Ah or up to 4 x 17Ah 

690 x 455 x 165 

8.75 

D1551-W 

D1553-W 

Plastic IP65, W-size housing 

1 x 2.1Ah or 1 x 7/8Ah 

245 x 195 x 90 

1.70 

D1551-P 

D1553-P 

PCB-only version 

Depends on housing 

140 x 96 x 42 

0.25 

Dycon Accessories, suitable for use with both D1551 & D1553, 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 D1551

Page 1: ...r D1551 D1553 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: ...ing Battery 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 co...

Page 3: ...D1551_D1553 installation manual 27042022 V2 Dimensions for D1551 Connection layout for D1553 ...

Page 4: ...k 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 lead 12V Power Output Terminal blocks are provided to connect to the system The output is floating and can be referenced to earth if required The output is controlled by the ON OFF input see below The output is electronically short circuit and overload p...

Page 5: ... LED off LED blinking STATE OK LED GREEN BAT LED YELLOW FLT LED RED AC ON AC OFF Output Off AC ON Output Off AC Off Output Fault AC ON Output Fault AC OFF Battery Fault AC ON Low Battery Fault AC OFF Output Off AC ON Battery Fault Output Off AC ON Output Fault Pending Output Off AC OFF Output Fault Pending Output Off AC OFF Low Battery Fault Output On AC ON Over Voltage Fault Output Off AC ON Over...

Page 6: ...ee 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 contin...

Page 7: ...l small size A housing 1 x 7 8Ah 235 x 170 x 85 1 35 D1551 B D1553 B Steel medium size B housing 2 x 7 8Ah 260 x 320 x 90 2 15 D1551 XB D1553 B Steel Clam shell lid XB housing 2 x 7 8Ah or 2 x 17Ah 295 x 425 x 90 2 45 D1551 XLB D1553 XLB Steel standard size XLB housing 2 x 7 8Ah or 2 x 17Ah 295 x 425 x 90 2 45 D1551 XLBD D1553 XLBD Steel extra deep XLBD housing Up to 4 x 17Ah 295 x 490 x 165 4 65 ...

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