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90 A SineWave™ with distributed neutral
Table of recommended protections per rating
Connection to the SineWave ™ terminal block where Pcu = function of Isc
Distributed neutral
IT earthing system
Vigi Compact NS160
STR22E 160 A 4p 3d
magnetic threshold set at 2 x I nom
neutral protection via Vigi
sensitivity: 10 A
TT earthing system
Vigi Compact NS160
STR22E 160 A 4p 3d
magnetic threshold set at 2 x I nom
sensitivity: depending on installation
TNC earthing system
PEN
C60 3x63 A curve B
TNS earthing system
NS160 STR22E 160 A 4p 3d
magnetic threshold set at 2 x I nom
Important: upstream breaking devices should be set in such a way as to guarantee good discrimination with the circuit-breakers recommended
on this page.
MGE UPS SYSTEMS
Is = 50 A
1
2
3
Is = 150 A
N
Is = 50 A
1
2
3
Is = 150 A
N
Is = 50 A
1
2
3
N
Is = 150 A
Is = 50 A
1
2
3
Is = 150 A
N
PE
installation and operation manual of SineWave™: E-51027008XT/AD
Vigi Compact NS160
STR22E 160 A 4p 3d
magnetic threshold set at 2 x I nom
neutral protection via Vigi
sensitivity: 10 A
Vigi Compact NS160
STR22E 160 A 4p 3d
magnetic threshold set at 2 x I nom
sensitivity: depending on installation
PEN
C60 3x63 A curve B
NS160 STR22E 160 A 4p 3d
magnetic threshold set at 2 x I nom
Is = 50 A
1
2
3
Is = 150 A
N
Is = 50 A
1
2
3
Is = 150 A
N
Is = 50 A
1
2
3
N
Is = 150 A
Is = 50 A
1
2
3
Is = 150 A
N
PE
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