EXPro Installation Manual
Approved Document No: GLT-212-7-1
Page 11
Issue: 1.7 Author: MF/NRPJ Date: 05/07/2021
CONNECTING THE BATTERIES
The Premier EXPRO requires 2 x 12V sealed lead acid (SLA) batteries
The two batteries are wired in SERIES.
The +ve of one battery is connected to the RED battery lead
The –ve of the other battery is connected to the BLACK battery lead
The –ve of the first battery is connected to the +ve of the second battery using the link wire
supplied.
Figure 4. Wiring the battery
Although there are many sizes of suitable battery, the enclosure has been designed for 12V 7Ah. Use
the battery calculation information later in this manual to work out the required standby battery
size.
CAUTION: risk of explosion if battery is replaced by an incorrect type. Dispose of batteries
according to the instructions supplied, or local waste electrical equipment recycling regulations.
