Baumuller BUS 6 VC - Page 40

Parameter
38 V-Controller (BUS 6 VC)
5.03047.01 Baumüller Nürnberg Electronic GmbH & Co. KG
– for power unit temperature > 45 °C
[%]
– otherwise
Ixt offset = 0 %
Example:
I
nom
= 150 A
eff
(BUC 63)
I
max
= 195 A
eff
(BUC 63)
t
u
= 120 [s] (BUC 63)
I
limit
= 180 A
eff
ϑ
act
= 35 °C
[%]
[%]
[s]
[s]
Ixtoffset
ϑ
act
45
o
C–
85
o
C45
o
C–
---------------------------------
100⋅=
t
off
τ
PU
u100–
u Ixtoffset–
---------------------------------


ln⋅=
u
max
195
150
----------
100⋅ 130==
u
180
150
--------- -
100⋅ 120==
τ
PU
120
130 100–
130
------------------------- -


ln
-------------------------------------– 81 8,==
t
off
81 8,–
120 100–
120 0–
--------------------------


ln⋅ 147==