Installation instructions for solar charge regulator LR 1218
5
Date: 22.09.2009
822.212 MA / EN
5 Electrical connection
Y
ATTENTION!
The output voltage of the charge regulator is not suitable for direct supply
without battery.
Malfunction of or damage to connected consumers:
F
Do not operate the solar charge regulator without a battery.
F
Disconnect connector ”Plus
Solar module(s)” on the solar charge regulator before changing or re-
moving the battery.
F
The solar charge regulator may only be used in buffer mode with lead
acid or lead gel batteries with a minimum rating of 55 Ah.
The electrical connection of the solar charge regulator is ready for the follo-
wing applications:
F
Connections to living area battery and starter battery
F
Connection to an EBL ... electrobloc with connected DT ... / LT ... con-
trol and display panel .
F
Connection to an EBL ... electrobloc with 3-pin MNL connection and
adapter for starter battery
5.1 Connections to living area battery and starter battery
Y
ATTENTION!
Short circuits!
Damage to the solar charge regulator or fire damage to cable:
F
To protect the supply lines in the event of a short circuit, connect the
fuses directly to the positive pole of battery.
Select the cable cross-sections in line with EN 1648-1 or -2. The maximum
current load must not exceed 90% of the individual fuse rating.
Recommended cable cross-sections:
Line length
(sum of supply and return lines)
Cable cross-section
up to 4m
2,5 mm
2
up to 8m
4,0 mm
2
up to 12m
6,0 mm
2
For this application, the follow parts are required from those delivered:
Pos.
Qty
Name
1
1
LR 1218 solar charge regulator
2
2
Flat vehicle fuse, 20A
4
2
Fuse holder for flat vehicle fuse
5
4
Flat push-on contacts, 6.3 x 0.8 without sleeve
7
4
Insulating sleeves for pos. 5
8
5
Flat push-on contacts, 6.3 x 0.8 (blue)
