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Battery Lifetime and Efficiency: 

 

Keep the batteries cool, 

LiFePO4

 preferably 

above 0 °C

Choose

 an appropriate location for 

installation. 

 

Store only fully charged batteries and recharge them periodically. 

 

Open lead-acid batteries and batteries being "maintenance-free according to EN/DIN": 

 

Check the acid level periodically!

 

 

Recharge deeply discharged lead batteries

 

immediately

!

 

 

LiFePO4:  Only use complete batteries with BMS and safety circuit. 
! Deep discharge is to be absolutely avoided ! 

 

Installation of the Unit 

Install the charger 

near the board supply battery to be charged (for short charging cables)

 at a clean, level and hard 

mounting surface, which is protected from moisture, humidity and aggressive battery gases. The unit can be installed in any 
position. 
Despite the charger's high efficiency, heat is produced, which is brought out of the casing by means of the built-in fan. The 
vent holes at the unit rear should never be covered (minimum distance 10 cm) to ensure full charging capacity. Ensure 
sufficient ventilation in the 

environment of the unit 

so that the heat can be dissipated. 

 

Otherwise, in the event of overheating, the charger will reduce its charging capacity. 

 

 

Unit Connection 

a.

 

Choose the appropriate connection plan for the application of the unit: 

Standard 

connection plan, including options, 

 

for all types and power classes, page 3. 
Combination with electroblock

 "EBL"

, "EVS" with further use of the cabling and fuses of the 

customer, which are already existing in the vehicle. Only suitable for VCC 1212-

50

, page 4. 

 Suitable for combination with electroblock

 "EBL"

, "EVS" with the existing cabling of the customer, 

however with separate VCC cabling. Suitable for 

all VCC types

 with full capacity, page 5. 

 Special case:

 In case of a cutoff relay of the customer, which exists in the vehicle and which is in a 

very difficult to access location or which is not accessible. Only suitable for VCC 1212-

50

, page 6. 

Special case:

 In case of temporarily very high consumer current rates, such as with operation of a 

body air-conditioner during driving with powerful inverter, page 7. 

Option:  Usually, the Start IN "

Vs- 

and 

Vs+

" sensor cables are not required when observing the option notes for 

the tables 1, page 8. 

Option:  Usually, the Board OUT "

Vb- 

and 

Vb+

" sensor cables are not required when observing the option notes 

for the tables 1, page 8. 

b.

 

Implement 3 power connections 

observing the 

tables 1, page 8

:

 

"Recommended Cable Cross-Sections, Cable Lengths and +Fuse Capacities".

 

Reverse battery (+/- are mixed up)

 might result in 

serious damage

 of the unit!  

c.

 

Produce the control connections. See description from 

page 9

,

 

"Configuration of the

 9-pole Plug-in Terminal Strip 

(Sensor Inputs and Terminal)" 

 

 

Unit Settings 

d.

 

How to set the charging program "Board" battery (type, design, technology acid, gel, AGM, LiFePO4), from 
page 11. 

e.

 

Adjustment of the further settings and functions, setting of the six (6) slide switches, from page 14,  
tables 2, 3, 4. 

 

Start-up and Function Test:

 

f.

 

Further description, see page 17. 

 

Further operation of the unit is not required during normal automatic mode.

 

Summary of Contents for VCC 1212-50

Page 1: ...s excel by their compact design low weight high frequency switch mode technology and powerfully dimensioned power components for safe operation Significantly improved energy balance of the board batte...

Page 2: ...ng and fuses of the customer which are already existing in the vehicle Only suitable for VCC 1212 50 page 4 Suitable for combination with electroblock EBL EVS with the existing cabling of the customer...

Page 3: ...cross sections and lengths of the cables Never mix up the voltage sensor cables for start Vs and Vs and board Vb and Vb Insert fuses near the battery for protection of the cables Reverse battery 12 V...

Page 4: ...12 50 The cabling and the fuses for the electroblock EBL provided by the customer are further used VCC 1212 50 The switches IN Limit see table 3 page 14 can be used to eventually limit the maximum cur...

Page 5: ...50 70 90 with full capacity The cabling and the fuses for the electroblock EBL provided by the customer are further used For this purpose insert a switching relay 12 V 60 A order No 2202 into the cabl...

Page 6: ...y suitable for VCC 1212 50 The cabling with the fuses and the cutoff relay provided by the customer are further used VCC 1212 50 The switches IN Limit see table 3 page 14 can be used to eventually lim...

Page 7: ...to tables 1 The further cabling to the batteries including different cross sections is to be done directly at the relay The 12 V current requirement of the inverter might be higher than the output ca...

Page 8: ...ntioned maximum values for Cable Length BOARD are only used to approx 2 3 VCC 1212 50 Cable Cross section Cable Length START In case of insulated body Cable Length Batt Fuse 2 Cable Protection Cable L...

Page 9: ...ay in case of temporarily very high consumer current rates If not used leave the terminal blank The rating of the output is max 1 A and it is protected with a thermal fuse which resets itself after re...

Page 10: ...age rates of 20 C 25 C being recommended by the battery manufacturers LiFePO4 Batteries Installation The thermal contact of sensor and inside temperature of the battery should be well Thus it should b...

Page 11: ...temperature equalization for batteries in lead technology 1 Lead Acid Switch Position U1 14 40 V U2 13 50 V 2 6 h Universal charging program for acid lead acid batteries acc to DIN 57 510 VDE 0510 for...

Page 12: ...emperature control adapted to lithium batteries Observe the instructions of the battery manufacturer An operation of the unit at a LiFePO4 battery without BMS Battery Management System and without equ...

Page 13: ...U1 14 20 V U2 13 60 V 0 5 h Adapted to Victron LFP BMS 12 8 TransWatt TH 12 xxx of the indicated capacity rates Operation of the battery only with own BMS and prescribed safety circuit 7 LiFePO4 14 4...

Page 14: ...ging port for the starter battery is existing in the system the function auxiliary charging of the charging converter is not required and should be switched off A Switch position to the left A Auxilia...

Page 15: ...inuous signal at D without running engine might discharge the starter battery Increase of the charging capacity 12 50 V Reduction of the charging capacity 12 20 V Switching off threshold 12 00 V 30 se...

Page 16: ...ellow If it is on Pilot lamp for the starter battery during operation If it is flashing The voltage of the starter battery is too low or too high only with D control Is flashing shortly every 2 sec Du...

Page 17: ...uch as in EBL EVS bridges the charging converter Check connection plan Operation with EBL EVS etc m The charging converter changes permanently between active and quiescent condition D must arrive dire...

Page 18: ...ion phase After that automatic switching to the following phase U1 4 During the phase U1 LED Main Charge is lighting the battery voltage will be kept constant on a high level The green LED Battery Ful...

Page 19: ...ree from condensation water Never use the unit in locations where the risk of gas or dust explosion exists Open air operation of the unit is not allowed Lay the cables in a way that damage is avoided...

Page 20: ...Ah 100 460 620 Ah 150 600 800 Ah LiFePO4 Charging Programs Stored in the Memory 4 4 4 Safety Charging Voltage at Battery Overtemperature 12 80 V 12 80 V 12 80 V Input T T for Battery Temperature Sens...

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