ABB M2000 Product Manual page 67

Battery type selection
The table below shows the selection criteria for the three available battery types.
Operation pattern
Max. 4 weeks power off per year
Weekend power off + operation pattern 1
Nightly power off + operation patterns 1 and 2 12 mths
No longer change interval than 60 months are allowed regardless of the operation pattern due
to material ageing, etc.
3HAC023297-001 Revision: A
3 Maintenance
3.2.1. Maintenance schedule, IRB 140
Change interval, Change interval,
3-cell lithium 6-cell lithium
60 mths 60 mths
24 mths 48 mths
24 mths
65