EnerSys NexSys+ NIP3 - AC CIRCUIT PROTECTION; Circuit Protection and Breaker;Fuse Chart

NexSys
®
+
Owner’s Manual
AM-NXSPLUS-OM
Rev AC October 2018
9
AC Circuit Protection
The user must provide suitable branch circuit protection and a disconnect method from the AC
power supply to the charger to allow for safe servicing.
CAUTION
Risk of Fire. Use only on circuits provided with branch circuit protection in accordance with the
Breaker/Fuse Chart table in this manual, and the National Electrical Code, NFPA 70.
Breaker/Fuse Chart
AC Amps
(A)
Breaker/Fuse size
(A)
1 - 12
15
12.1 - 16
20
16.1 - 20
25
20.1 - 24
30
24.1 -28
35
28.1 - 32
40
32.1 - 36
45
36.1 - 40
50
40.1 - 48
60
48.1 - 56
70
56.1 - 64
80
64.1 - 72
90
72.1 - 80
100
80.1 - 88
110
88.1 - 100
125
DANGER: FAILURE TO GROUND THE CHARGER COULD LEAD TO FATAL ELECTRIC
SHOCK. Follow National Electric Code for ground wire sizing.