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Manual
Manual 37223E
37223E
easYgen-3000
easYgen-3000 Series
Series (Package
(Package P1)
P1) -
- Genset
Genset Control
Control
Page
Page 42/67
42/67
©
© Woodward
Woodward
Ground Current
Ground Current
The mains current input can be configured to
The mains current input can be configured to measure the mains current or ground current. Depending on how Pa-
measure the mains current or ground current. Depending on how Pa-
rameter 'Input mains current as' is configured will determine if
rameter 'Input mains current as' is configured will determine if this input will measure the mains current (default)
this input will measure the mains current (default)
or the ground current. Refer to configuration manual 37224 for more information.
or the ground current. Refer to configuration manual 37224 for more information.
NOTE
NOTE
Generally, one line of the current transformers secondary is to be grounded.
Generally, one line of the current transformers secondary is to be grounded.
2
2
1
1
L1
L1
L2
L2
L3
L3
Ground current
Ground current
G
G
3~
3~
L2
L2
L3
L3
L1
L1
G
G
3~
3~
L2
L2
L3
L3
L1
L1
L2
L2
L3
L3
L1
L1
Holmgreen
Holmgreen
connection
connection
Cable-type current
Cable-type current
transformer
transformer
G
G
3~
3~
L2
L2
L3
L3
L1
L1
R
R
R
R
R
R
One-pole transformer in star point
One-pole transformer in star point
R
R
s1 (k)
s1 (k)
s2 (l)
s2 (l)
Figure 6-36: Current measuring - ground current
Figure 6-36: Current measuring - ground current
Terminal
Terminal
Description
Description
A
A
max
max
2
2
Ground
Ground current
current -
- transformer
transformer terminal
terminal s1
s1 (k)
(k)
2.5
2.5 mm²
mm²
1
1
Ground
Ground current
current -
- transformer
transformer terminal
terminal s2
s2 (l)
(l)
2.5
2.5 mm²
mm²
Table 6-24: Current measuring - terminal assi
Table 6-24: Current measuring - terminal assi gnment - ground current
gnment - ground current