Chapter 2: Installation
Advisor Advanced ATSx500A(-IP) Installation and Programming Manual 39
Auxiliary current and battery capacity
Table 7: ATS1500A(-IP) maximum available auxiliary current
Security approval / Grade
NF&A2P Grade 3 (EN+RTC), VdS-C
Table 8: ATS3500A(-IP) maximal available auxiliary current
Security approval / Grade
NF&A2P Grade 3 (EN+RTC), VdS-C
Table 9: ATS4500A-IP maximal available auxiliary current
Security approval /
Grade
NF&A2P Grade 3
(EN+RTC), VdS-C
Note: 18 Ah battery blocks some entry holes in the MM housing.
Example for ATS1500A(-IP) EN Grade 2
When using battery backup as specified for EN Grade 2 using a 12 Ah battery,
the maximum available auxiliary current is 750 mA.