SolarEdge L20-IB60, L20-IB00, Installation Manual

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34 L20, L30
anode of the negative battery, the BAT- is connected to the cathode of the
negative battery.
L20-IB00 of long-run units: Factory setting is battery quantity---20pcs, battery
capacity---12V/40Ah (charger current 6A). When connecting 18/20/22/24/26
batteries, please re-set desired battery quantity and its capacity after UPS starts
at AC mode. Charger current could be adjusted automatically according to
battery capacity selected. All related settings can be done through LCD panel or
monitoring software.
L30-IB00 of long-run units: Factory setting is battery quantity---30pcs, battery
capacity---12V/40Ah (charger current 6A). When connecting
32/34/36/38/40/42/44/46/48/50 batteries, please re-set desired battery
quantity and its capacity after UPS starts at AC mode. Charger current could be
adjusted automatically according to battery capacity selected. All related
settings can be done through LCD panel or monitoring software.
CAUTION!
Ensure correct polarity battery string series connection. I.e., inter-tier and inter
block connections are from (+) to (-) terminals.
Do not mix batteries with different capacity or different brands, or even mix up
new and old batteries, either.
WARNING!
Ensure correct polarity of string end connections to the Battery Circuit Breaker
and from the Battery Circuit Breaker to the UPS terminals i.e. (+) to (+) / (-) to
(-) but disconnect one or more battery cell links in each tier. Do not reconnect
these links and do not close the battery circuit breaker unless authorized by the
commissioning engineer.
5.10.6.
Installation and setup
Before installation, inspect the unit. Be sure that nothing inside the package is damaged.
Keep the original packing material in a safe place for future use.