5. Configuration
Settings may only be changed by a qualified electrical engineer.
Read the instructions thoroughly before implementing changes.
During setting of the charger, the AC input must be removed.
5.1. Standard settings: ready for use
On delivery, the MultiPlus-II is set to standard factory values. In general, these settings are suitable for single-unit operation.
Possibly, the standard battery charging voltage is not suitable for your batteries! Refer to the manufacturer's
documentation, or to your battery supplier!
Standard factory settings
Inverter frequency 50 Hz
Input frequency range 45 – 65 Hz
Input voltage range 180 - 365 VAC
Inverter voltage 230 VAC
Stand-alone / parallel / 3-phase stand-alone
AES (Automatic Economy Switch) off
Ground relay on
Charger on/ off on
Battery charge curve four-stage adaptive with BatterySafe mode
Charging current 100% of the maximum charging current
Battery type Victron Gel Deep Discharge (also suitable for Victron AGM Deep Discharge)
Automatic equalisation charging off
Absorption voltage 57.6 V
Absorption time up to 8 hours (depending on bulk time)
Float voltage 55.2 V
Storage voltage 52.8 V (not adjustable)
Repeated absorption time 1 hour
Absorption repeat interval 7 days
Bulk protection on
AC input current limit 32 A for 3kVA and 50 A for 5kVA (Is adjustable for PowerControl and PowerAssist
functions)
UPS feature on
Dynamic current limiter off
WeakAC off
BoostFactor 2
Programmable relay alarm function
PowerAssist on
5.2. Configuring
The following hardware is required:
• A MK3-USB (VE.Bus to USB) interface.
• RJ45 UTP cable
MultiPlus-II inverter/charger off-grid Australia
Page 11 Configuration
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