INSTRUCTION MANUALDocument ID: 73-H001. Copyright © Nilar AB. All rights reserved. Page 21 (32)6.4.12 Installation of positive terminal cablePlug in the positive (+) cable connector, type Phoenix1774674 into the positive (+) chassis connector, typePhoenix 1805180 (see section 4.2.1)Indicated as red (●) in the following figure.Figure 38: Installation of positive (+) cable, prior to connection (IMU connectionsnot displayed)Figure 39: Installation of positive (+) cable, after connection (IMU connectionsnot displayed)6.5 Series connection (Battery String)Before any connections are madeto the battery packs it needs to bechecked that the battery packsare NOT connected to anyexternal power source. Anyswitches must be turned off, fusesmust be taken out/switched offand cables must be disconnectedbefore any connection cancommence.WARNING!Nilar battery packs are designedfor an IT-grounding system (IEC60364). If built into another type ofgrounding system the batterypacks must be treated ashazardous voltage, thereforeconsider suitable protectionmeasures (See Appendix 2).WARNING!Battery packs are designed to beused in systems with a maximumbattery voltage of up to 800 VDC.CAUTION!If parallel connecting several batterystrings. It is of outmost importancethat every battery string’s combinedvoltage is the same in-between thebattery strings.CAUTION!