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EN54-3A28

v.1.1

EN54 27,6V/3A/2x28Ah

power supply for fire alarm systems

EN**

Edition: 4 from 12.01.2016

Supersedes the

edition

: 3 from 26.08.2014

LED Version

Summary of Contents for EN54-3A28

Page 1: ...EN54 3A28 v 1 1 EN54 27 6V 3A 2x28Ah power supply for fire alarm systems EN Edition 4 from 12 01 2016 Supersedes the edition 3 from 26 08 2014 LED Version...

Page 2: ...failure codes and information messages 17 6 3 PSU CONFIGURATION 19 6 3 1 Performing battery test tSt 20 6 3 2 EXTo output ON OFF Eto 21 6 3 3 Setting the delay time for EPS output EPS 21 6 3 4 Acousti...

Page 3: ...0 7 7 BATTERY TEMPERATURE MEASUREMENT 31 7 8 STANDBY TIME 31 8 REMOTE MONITORING OPTIONS WI FI ETHERNET RS485 USB 32 8 1 COMMUNICATION VIA THE USB TTL INTERFACE 32 8 2 ETHERNET NETWORK COMMUNICATION 3...

Page 4: ...port with implemented MODBUS RTU protocol Power Security is a free application for remote monitoring of power supplies for PC and Android Phones remote monitoring options WiFi Ethernet RS485 USB remo...

Page 5: ...al Red mounting spacers 4 pieces Red metal mounting brackets for hanging the power supply 4 pieces M8x16 mounting screws 4 pieces PG9 cable glands 4 pieces PG11 cable glands 4 pieces Battery serial co...

Page 6: ...YES YES Low battery indication YES YES Deep discharge battery protection YES YES Protection against short circuit of the battery terminals YES YES Battery fuse failure indication YES YES Charging circ...

Page 7: ...Output current Imax b 3A In case of power loss the PSU switches to battery power providing uninterruptible power supply The PSU is enclosed in a metal casing RAL 3001 red with battery housing for two...

Page 8: ...ery failure PSU PSU failure ALARM collective failure EXTi EXTi input status EXTo EXTo relay output status LB battery charging 11 Terminals AC AC power input EPS FLT technical output of AC power failur...

Page 9: ...onents of the PCB of the EMC filter Fig 3 Component No Description FMAINS fuse in the power supply circuit 230V T3 15A 250V L N power supply connector 230V AC PE protective connector Connector for con...

Page 10: ...module INTR INTE INTW 5 Place to install the EN54 LB4 or EN54 LB8 fuse module 6 TAMPER microswitch contacts of antisabotage protection NC 7 EMC filter module see Table 2 Fig 3 8 2x28Ah batteries 9 Emb...

Page 11: ...free and convectional air flow through ventilating holes of the casing As the PSU performs a periodic battery test measuring the resistance of connections special attention should be paid to the prope...

Page 12: ...output of PSU failure APS FLT technical output of the battery failure EXTi input of collective failure 5 Install the batteries in a designated area of the enclosure see Fig 4 Connect the batteries wit...

Page 13: ...escription Additional information moves the pointer on the screen next screen selection selection approval green LED indicating 230V AC voltage yellow LED indicating exceeding the Imax a current or po...

Page 14: ...7 The description of display symbols Symbol Description Additional information AUX1 output voltage V Factory setting 27 6V 20 C AUX2 output voltage V Factory setting 27 6V 20 C Total current of the re...

Page 15: ...he power supply unit will indicate a failure The measurement result is displayed with a resolution of 0 01 ohm 6 2 4 Battery temperature indicator t C Battery voltage indicator displays the measured t...

Page 16: ...aneously indicate several failures Thanks to this solution codes of all failures and their priority can be previewed in the FLc menu In the FLc menu each press of the OK button on the panel displays t...

Page 17: ...S FLT ALARM No AC mains supply FMAIN fuse failure F02 AUX1 fuse fail PSU FLT ALARM Blown FAUX1 fuse AUX2 fuse fail Blown FAUX2 fuse F03 BAT fuse fail APS FLT ALARM Blown FBAT fuse Short circuit in the...

Page 18: ...voltage PSU FLT ALARM Mains supply below 195V AC Section 6 2 5 F21 PSU cover opened PSU FLT ALARM Section 6 6 F50 F54 Internal supply fail PSU FLT ALARM service codes F60 No communication PSU FLT ALAR...

Page 19: ...ration The PSU is equipped with a configuration menu that allows to configure the settings by changing or the activation of some of its parameters The figure illustrating the configuration menu struct...

Page 20: ...ission trS Determines the speed of communication 9 6k 115 2k factory setting Section 6 3 7 Parity of the transmission trP Determines the method of communication 8N2 8E1 factory setting 8O1 Section 6 3...

Page 21: ...ost buttons on the LED panel the tSt parameter will be displayed use the or buttons to display the Eto parameter press OK The current status of the relay will be displayed use the or buttons to in ord...

Page 22: ...icated acoustically The frequency and number of signals depend on the type of event Table 11 Acoustic indication No Description Event 1 1 signal every 10s battery mode 230V AC power failure 2 1 signal...

Page 23: ...y if no buttons are pressed within 5 minutes If the display is in the blackout mode pressing any button will reactivate the display simultaneously press the rightmost and leftmost buttons on the LED p...

Page 24: ...er press OK The current address of the PSU will be displayed use the or buttons in order to set the address 1 247 address of the PSU during the communication with the computer confirm by pressing OK i...

Page 25: ...he PSU and the computer namely the address parity and speed should have the same settings for both the PSU and the PowerSecurity program The PSU has preset transmission parameters of 115200 baud 8E1 i...

Page 26: ...SU FLT output indicating PSU failure The output indicates the PSU failure Under normal status during correct operation the output is closed In case of PSU failure it will switch into the open position...

Page 27: ...the EXT IN input The connection of external devices to the EXT IN input is shown in the electrical diagram below OC outputs open collector or relay outputs can be used as the source of the signal Fig...

Page 28: ...rcuit on the line could cause damage to other receivers connected to the same output The solution is provided by the optional fuse module EN54 LB4 4 channel or EN54 LB8 8 channel while its mounting lo...

Page 29: ...ime and overload level microprocessor may disconnect the AUX1 and AUX2 outputs and switch into the battery assisted operation Restart will occur after 1 minute PSU overload is indicated by the PSU FLT...

Page 30: ...Deep discharge battery protection UVP The PSU is fitted with the disconnection system and the battery discharge indication If the voltage at the battery terminals drops below 20V 0 2V during battery a...

Page 31: ...in battery mode should be limited Required minimum battery capacity to work with the PSU can be calculated with the following formula QAKU 1 25 Id Iz Td Ia Iz Ta 0 05 Ic where QAKU The minimum batter...

Page 32: ...wer supply unit power supply current consumption used for the calculation of standby time should be taken into account see section 7 8 8 1 Communication via the USB TTL interface The easiest way of co...

Page 33: ...against adverse environmental conditions Fig 17 Ethernet network communication using the RS485 INTRE interface 8 3 The Wi Fi wireless communication The Wi Fi wireless communication can be implemented...

Page 34: ...t adverse environmental conditions Fig 19 The Wi Fi communication using the RS485 WIFI INTRW interface 8 4 RS485 network communication Another type of network communication is the RS485 communication...

Page 35: ...f the program into smaller areas depending on the number of monitored power supplies The program is equipped with manager mode which allows the grouping of power supplies for easier analysis and orien...

Page 36: ...ort circuit protection SCP F5A current limit FAUX melting fuse failure requires fuse replacement Overload protection OLP Hardware Software Battery circuit protection SCP and reverse polarity connectio...

Page 37: ...ins supply 0 51 2 AWG 24 12 Outputs 0 51 2 AWG 24 12 Battery outputs BAT 6 M6 0 2 5 Cable glands PG9 cable diameter 4 8mm PG11 cable diameter 5 10mm Notes The enclosure does not adjoin the mounting su...

Page 38: ...after installation re tighten all threaded connections see Fig 2 11 and Fig 3 2 CAUTION According to the recommendations of the CNBOP and VdS institutes the batteries should be replaced after four yea...

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