Manual Manual 37223E 37223E easYgen-3000 easYgen-3000 Series Series (Package (Package P1) P1) - - Genset Genset ControlControl
Page Page 42/67 42/67 © © WoodwardWoodward
Ground CurrentGround 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.
22
11
L1L1
L2L2
L3L3
Ground currentGround current
GG
3~3~
L2L2
L3L3
L1L1
GG
3~3~
L2L2
L3L3
L1L1
L2L2
L3L3
L1L1
HolmgreenHolmgreen
connectionconnection
Cable-type currentCable-type current
transformertransformer
GG
3~3~
L2L2
L3L3
L1L1
RR RR
RR
One-pole transformer in star pointOne-pole transformer in star point
RR
s1 (k)s1 (k)
s2 (l)s2 (l)
Figure 6-36: Current measuring - ground currentFigure 6-36: Current measuring - ground current
Terminal Terminal Description Description AA
maxmax
2 2 Ground Ground current current - - transformer transformer terminal terminal s1 s1 (k) (k) 2.5 2.5 mm²mm²
1 1 Ground Ground current current - - transformer transformer terminal terminal s2 s2 (l) (l) 2.5 2.5 mm²mm²
Table 6-24: Current measuring - terminal assiTable 6-24: Current measuring - terminal assignment - ground currentgnment - ground current
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