Rockwell Automation 825 Smart Motor Manager User Manual - Manual (Page 155)

Applications/Wiring 9-14
Publication 825-UM001B-EN-P January 2001
Time/Current Characteristic of Bulletin 825 Smart Motor
Manager
Figure 9.15 Trip Characteristics
a: Setting range for UL/CSA applications
b: Setting range for IEC applications
c: The setting of
,
A
/t
tA
must be outside the range “c” (e.g., when ,
A
= 6 x ,
e
, t
tA
must be
≤
100 s and
≥
1 s).
b
a
c
c
1.0
10.0
100.0
1000.0
10000.0
100000.0
Trip time [s]
1.0 2.0 3.0 4 9 8 7 6 5 10 1.1
Load current as multiple of full load current
0.1
e
nx I