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BÜTTNER ELEKTRONIK – Batterie-Control-Booster MT BCB 30/30, MT BCB 40/40, MT BCB 60/40

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1. General-/Safety information

Please  read  all  the  following  notes  care- 

fully before you start operating your new 

device.
The  MT  BCB  is  exclusively  for  charging 

rechargeable  battery  systems  (lead  acid, 

Gel,  AGM  or  LiFePO

4

  with  BMS  and  ap- 

proval!) and for supplying connected con- 

sumers  in  permanently  installed  systems 

with  the  specified  battery  capacities  and 

charging programs.
The battery control booster is suitable for 

stationary  and  mobile  use  but  generally 

not for outdoor use.
The BCB was manufactured on the basis of 

the applicable safety guidelines.
1.  Use may only take place if,

  •  a 230 V receptacle with ground is in- 

stalled  in  accordance  with  the  re- 

spective technical regulations, fused 

max. 16 A and RCD device (with 30 mA 

fault current),

  •   with the specified cable cross-sections 

at the BCB inputs and outputs,

  •  with the appropriate fuses (close to 

battery)  to  protect  the  wiring  bet- 

ween  batteries  and  BCB  connec- 

tions,

  • in perfect technical condition,

  •  in  well-ventilated  non-condensing 

environment,  protected  from  rain, 

moisture, dust and aggressive battery 

gases.

2.   For  electrical  welding  work  and  work 

on  the  electrical  system,  the  device 

must be disconnected from all connec- 

tions.

3.   If  the  descriptions  provided  for  the 

non-commercial user do not clearly in-

dicate which characteristic values apply 

to a device or which regulations are to 

be observed, the information of a spe-

cialist must be obtained.

4.   The device does not contain any parts 

that  can  be  replaced  by  the  user  and 

may  contain  voltages  for  a  long  time 

(especially in the event of a fault) even 

after it has been switched off.

5.   Compliance with construction and saf-

ety regulations of all kinds is subject of 

the user/buyer.

Electrical current
To  protect  against  electric  shock, 

you  should  disconnect  the  supply 

voltage when installing or maintain- 

ing the device.

Warning!

!

!

Summary of Contents for Batterie-Control-Booster

Page 1: ...INSTALLATION AND OPERATION MANUAL CI BUS CI BUS READY Batterie Control Booster MT BCB 30 30 20 12V 30A 30A Nr MT 03030 MT BCB 40 40 30 12V 40A 40A Nr MT 03040 MT BCB 60 40 40 12V 60A 40A Nr MT 03060...

Page 2: ...rmation please read section Settings on page 12 We hope you enjoy your new Mobile Tech nology Batterie Control Booster Your B TTNER ELEKTRONIK team Danger Warns of dangers to persons dama ge to the de...

Page 3: ...on instructions 16 3 6 Connection of Com BORD START 16 3 7 Connections on 9 pin plug in connector 17 4 Commissioning and function 19 4 1 Charging programs for various types of board batteries 19 4 2 C...

Page 4: ...ections at the BCB inputs and outputs with the appropriate fuses close to battery to protect the wiring bet ween batteries and BCB connec tions in perfect technical condition in well ventilated non co...

Page 5: ...quent 100 charge retention of the connected board battery from any state of charge and always enables simultaneous supply of 12 V consumers The built in auxiliary charging output 12 V 4 5 A ensures th...

Page 6: ...rging cable compensation voltage drops on the charging cables are auto matically corrected Charging possibility of deeply discharged batteries 0 V with initially reduced char ging current until batter...

Page 7: ...aranteed 3 3 Control panel Depending the mounting position of the BCB the display panel can for optimized readability and operability be mounted rotated in 90 steps after loosening 2 fastening screws...

Page 8: ...it is also possible to use the D active simulator See also information in the manual to D Si 5A Si I Si II Temperature Sensor Batt separate wiring acc table 1 if needed negativ ground chassis negativ...

Page 9: ...not the case and when using the BCB 40 40 and BCB 60 40 the maximum power consumption must be limited with the Limit Boo switch position to the left This ensures that originally present cabling fuses...

Page 10: ...to the batteries Temperature Sensor negativ ground chassis negativ ground chassis negativ ground chassis to consumers General all negative wirings on negative terminal of BORD Battery Batt separate w...

Page 11: ...erature related controlled charging is always ensured even at extreme temperatures 0 C and 50 C When connected to the mains the board battery will be charged and the starter battery be maintained in c...

Page 12: ...ring acc table 1 if needed Remark De nude cable ends only Signal cable 0 75 1 5 mm2 9 mm Charging cables 12 mm Don t use bootlace ferrules 30 85 black 87a 87 orange 86 Installation type 3b Special cas...

Page 13: ...hen connected to the mains the board battery will be charged and the starter battery be maintained in charge with max 10 A In mains operation the BCB supports the existing charger and the charging cur...

Page 14: ...6 m with cable lugs and 250 A fusing See text BCB 30 30 6 mm2 BCB 40 40 10 mm2 BCB 60 40 16 mm2 High load relay 12 V 100 A 180 A Nr MT 02156 Fix cable lugs on relay D negativ ground chassis To be use...

Page 15: ...wer This should be at least twice as much as the consumer consumption When connected to mains the board battery will be charged and the starter battery be main tained in charge with 4 A 5 A or 10 A de...

Page 16: ...oles of star ter and board battery as shown is only required for Isolated motorhome constructions To avoid galvanic equalizing currents in lightweight vehicle chassis Terminals BORD START Connect the...

Page 17: ...Technical data Protection All inputs and outputs on this connector are protected against overvolta ge reverse polarity and overload The ma ximum load of all outputs is up to 1 A and protected by a sel...

Page 18: ...r operation on off Connect terminal D directly with the control signal of the vehicle Preferably the vehicle D signal generated from the active alternator should be used In the case of E6 engines the...

Page 19: ...g program for the battery type can be determined based on the following description and the technical data U1 and U2 voltages and U1 charging times Lead Acid 14 4 V Universal charging program for lead...

Page 20: ...4 4 V charging voltage and only operate completely with their own BMS and the required protective circuit U1 Absorption voltage 14 40 V 0 3 h 1h U2 Float voltage 13 60 V 24 h U3 Storage voltage 13 50...

Page 21: ...Ah 30 A 60 A 90 220 Ah 30 A 20 A 120 300 Ah 40 A 30 A 100 300 Ah 40 A 45 A 90 300 Ah 30 A 30 A 120 400 Ah 40 A 40 A 150 560 Ah 40 A 50 A Note i If two or more batteries are connected in parallel at t...

Page 22: ...pt charged but also the starter battery BMS DIP 8 Control signal for LiFePO4 batteries BMS for 12 V control signal of a LiFePO4 battery high active BMS for 0 V control signal of a LiFePO4 battery low...

Page 23: ...tery Limit Netz max DIP 11 AC input current limitation during charging on mains LimitNetz All with A Boost A Netz according Table 2 selected charging currents are reduced in mains operation by 25 as f...

Page 24: ...ressed again 2 AC Power Limit Funktion Enables operation of the device with reduced power on weak local power grids e g weak fused camp site mains power supply or generator operation Activation takes...

Page 25: ...l possible at correspondingly reduced power see 5 Technical specifica tions 4 6 Charging while driving When the engine is running the booster draws power from the starter battery cir cuit in order to...

Page 26: ...ept constant at a high level the green LED Battery Full flashes only briefly with increasing charge flashing interval increases The duration of the constant voltage phase depends on the battery type a...

Page 27: ...ry tempe rature is too high more than 50 C the charging voltage is strongly decreased to safety charging voltage of approximately 12 80 V and the maximum charging cur rent reduced to 50 for protection...

Page 28: ...can be expected LED Batt I is extincted briefly every 2 s Note Without temperature sensor no device function LED Main Charging flashes Charge program LiFePO4 13 9 V Charging voltage V U1 U2 1 U2 U3 B...

Page 29: ...pes of charging which means longer charging times for discharged batteries off No charging safety switch is switched off Battery full Board batt green illum State of charge 100 Maintenance charge U2 U...

Page 30: ...charging current is not achieved 1 Board battery is already charged Load with heavy consumers 2 Check wiring Com BORD and fuse I check cross sections and lengths according to Table 1 check S and S sen...

Page 31: ...the booster can increase Check points 1 to 4 of mains operation If mains operation is working properly Check wiring START fuse II cross sections and lengths also chassis minus connection if necessary...

Page 32: ...low selectable Ri 30 kOhm yes yes yes Charging input output starter battery START Starter battery nominal voltage 12 V 12 V 12 V Battery capacity minimum recommendation 60 Ah 80 Ah 100 Ah Mains operat...

Page 33: ...20 s every 20 s every 20 s Under voltage cut off 12 0 V 12 0 V 12 0 V T T input for battery temperature sensor BORD yes yes yes Sense voltage sense wiring S and S for battery BORD yes yes yes yes yes...

Page 34: ...device and product safety law law on the electronic com patibility of devices When reselling in the event of a conversion the person responsible for the conversion becomes the manufacturer and is lia...

Page 35: ...errors and technical changes reserved All rights in particular reproduction is reserved Copyright B TTNER ELEKTRONIK 01 2021 Declaration of conformity In accordance with the provisions of directives...

Page 36: ...Mail info buettner elektronik de Web www buettner elektronik de Solar modules complete sets Monitoring displays Bord electronics Bord batteries accessory Charging boosters Charging Technology Inverte...

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