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Thank you 

for choosing another quality product from Amperes Electronics.

We are proud to introduce the all new innovative Battery Charger which had been designed to meet the demanding 

requirement of installers and users alike.

 

The distinctive features as compared to its predecessor are the reduced height for rack space saving, various protective 

circuitries to prolong the battery life span and the charger itself and the new communication feature which enables remote 

monitoring by Amperes PMX II Software through LAN.

 

We invite you to experience this innovative product which we developed by taking challenges into reality. You shall be 

assured of quality and performance in years to come.

INSTRUCTION MANUAL

BC9740

24V DC Automatic Battery Charger

VER 2 / 2016

amperes

AUTOMATIC BATTERY CHARGER

MENU

ENTER

PREV

NEXT

CHARGING

POWER

FAULT

BC 9740

Summary of Contents for BC9740

Page 1: ...aving various protective circuitries to prolong the battery life span and the charger itself and the new communication feature which enables remote monitoring by Amperes PMX II Software through LAN We invite you to experience this innovative product which we developed by taking challenges into reality You shall be assured of quality and performance in years to come INSTRUCTION MANUAL BC9740 24V DC...

Page 2: ...ND LOAD CONNECTORS 24V battery bank shall be connected to the BATT IN connectors whereas the back up load to BACK UP DC OUT Ensure correct polarity for battery connections The back up or EM load shall not exceed 25 Amps and use external relays or contactors if necessary DO NOT CONNECT LOAD DIRECTLY TO BATTERY TERMINALS AS THIS MAY CAUSE DAMAGE TO YOUR EQUIPMENT 6 BATTERY INPUTS REVERSED POLARITY L...

Page 3: ...gh This may cause fire PLEASE REFER TO SECTION USING CORRECT CABLE SIZE FOR BACK UP BATTERIES Note 2 It is recommended that external that draw high current uses external contactor or high power relay for back up changeover equipment ie power amplifiers AC contractor is recommended as it shall provide faster change over to battery DC supply as compared to DC contractor BACK UP DC OUT TERMINALS Ampe...

Page 4: ...e between the setting On or Off Once selected press Enter and the display shall return to the main menu 2 CASCADE Enter Menu 2 1 UNIT SET Use Next Prev button to toggle between the unit set from 1 32 1 32 Once selected press Enter and the display shall return to the main menu 2 Cascade It is used to set the cascade 3 Info Device information 3 INFO Next 3 2 BATTERY BAT 00 2V 00 1A Next 3 1 MAIN POW...

Page 5: ...e monitored remotely via PMX II LAN version iPX5500 Comm Box Communication Interface Box is required to convert the RS485 data to IP and thereafter captured by the software Maximum 16 nos of nodes including other equipment in the rack can be connected Each unit should be addressed individually to avoid data crash Please refer to instruction manual of relevant IP product for its setup procedures BC...

Page 6: ...t point of charging process The current shall reduce to a constant value upon full charge STEP 1 STEP 2 STEP 3 STEP 4 Sum up total current drawn and the operating period required e g Total current under 24V DC is 30A and 2 hours standby time C1 30 x 2 60Ah Determine residual voltage to remain to avoid total discharge ie 30 C2 60 0 7 Refer to battery data sheet for recommended value 85 7Ah Optimum ...

Page 7: ...put EM load 4 15 kg 482 W X 44 H X 180 D mm It is important to use correct cable size for back up batteries Errors may cause cable overheating whenever take over is activated eventually leads to cable insulation being melted and short circuit In worst case this may lead to fire Why so Batteries would provide whatever current required by load which may run into hundreds of amp for a very short peri...

Page 8: ...performed by unauthorized personnel or service centres This warranty covers only repairs and replacement of defective parts cost and risks of transportation as well as removal and installation of the product from the main system are for the account of the purchaser This warranty shall not extend to the replacement of the unit This warranty does not cover damages caused by misuse neglect accident o...

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