Basler Electric BE1-50/51B-230 - Manual (Page 14)

1-4 BE1-50/51B-230/-234/-239 General Information 9252000894 Rev H
Continuous Rating ..................... 2.8 Aac∗
BE1-50/51B-234
1 Second Rating ........................ 80 Aac
∗
Continuous rating is 2.8 Aac for temperatures up to 45°C. See Figure 1-2 for derating curve.
Figure 1-2. Current Sensing Input Derating Curve (BE1-50/51B-234)
Figure 1-3
BE1-50/51B-230/-239 Burden
illustrates the current sensing input burden characteristic.
At 0.5 Aac .................................. 2.8 Ω
At 5.0 Aac .................................. 0.3 Ω
Figure 1-3. Current Sensing Input Burden (BE1-50/51B-230/-239)
Continuous Current
Current Sensing Input
0
0.4
0.8
1.2
1.6
2
2.4
2.8
3.2
-40 -20 0 20 40 60
Ambient Temperature (C)
Cu
rre
nt
(Aa
c)
BE1-50/51B-230/-239 CT Burden
0
10
20
30
40
50
60
70
80
90
100
110
120
130
140
0 10 20 30 40
Input Current (Amps)
B
ur
de
n i
n V
A
(r
m
s)