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USER MANUAL 

EN 

Edition: 1 from 03.07.2020 

Supersedes the edition: _____ 

 
 

Power supplies AWZG2 series 

Buffer power supply unit Grade 2. 

 

 

 

 

 
 

 
 

 

 

 

 
 

 
 

 

 

 
 
 

 
 

 
 
 

 

Summary of Contents for AWZG2 Series

Page 1: ...USER MANUAL EN Edition 1 from 03 07 2020 Supersedes the edition _____ Power supplies AWZG2 series Buffer power supply unit Grade 2...

Page 2: ...ion date Table of contents 1 Technical description 1 1 General description 1 2 Block diagram 1 3 Description of components and connectors 1 4 Specifications 2 Installation 2 1 Requirements 2 2 Install...

Page 3: ...attery charging current should be set as follows Grade 1 2 standby time 12h The 12h standby output current can be calculated from the formula I QAKU 12 IZ gdzie QAKU minimum battery capacity Ah Iz PSU...

Page 4: ...AUX DC power supply output AUX U AUX GND Description hi Z high impedance 0V connection to the ground GND LEDs AC indication of presence of main power LEDs AUX power supply output voltage indication LE...

Page 5: ...12V5A 24V3A model Table 2 Elements of PSU see tab 3 Element no Description Isolation transformer Pcb of the PSU Tab 1 Fig 2 TAMPER micro switch of tamper protection NC L N 230 V power supply connecto...

Page 6: ...uency 50 Hz PSU power 27 W 41 W 69 W 55 W 83 W Output current max 2 A 3 A 5 A 2 A 3 A Efficiency 76 72 77 81 83 Output voltage 11 13 8 V buffer operation 10 13 8 V battery assisted operation 22 27 6 V...

Page 7: ...5A C AWZG2 12V5A D AWZG2 24V2A B AWZG2 24V3A C Enclosure dimensions W1xH1xD1 D 2mm 205x237x82 8 235x305x82 8 305x305 x105 8 335x385x173 14 205x305x82 8 335x385x173 14 Fixing WxH 175x202 205x272 274x26...

Page 8: ...l an installation switch with a nominal current of min 3 A in the power supply circuits outside the power supply unit 1 Mount the PSU in a selected location and connect the wires 2 Connect the power c...

Page 9: ...f AC supply is indicated by the AC diode going off LB red LED indicates the battery charging process AUX green LED indicates the DC supply status in the output of the PSU module Under normal status th...

Page 10: ...Output current in standby mode for grade 2 EN50131 6 EN60839 11 AWZG2 12V2A B 2 A 0 58A AWZG2 12V3A C 3 A 1 41A AWZG2 12V5A C 5 A 1 41A AWZG2 12V5A D 5 A 3 33A AWZG2 24V2A B 2 A 0 58A AWZG2 24V3A C 3...

Page 11: ...t the battery terminals A failure is indicated when voltage drops below approx 12 2 24 4 V 4 3 Maintenance Any and all maintenance operations may be performed following the disconnection of the PSU fr...

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