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17/152 Circuit-breakers, switch-disconnectors
Mechanical interlock for remote operator, residual-current relay
2010 CA08103002Z-EN
www.eaton.comMechanical interlock for remoteoperator, residual-current relay
Mechanical interlock XMVR
NZM...-XMVR (mounted side-by-side)
Max. switch spacing
Right switch
NZM2
NZM3
NZM4
X
3p
X
4p
X
3p
X
4p
X
3p
X
4p
Left switch
mm
mm
mm
mm
mm
mm
NZM2
3/4 pole
130
95
95
50
–
–
NZM3
3/4 pole
–
–
135
90
155
85
NZM4
3/4 pole
–
–
–
–
120
50
Mechanical interlock XMVRL
NZM...-XMVRL (mounted side-by-side, in adjacent enclosures)
Max. switch spacing
Right switch
NZM2
NZM3
NZM4
X
3p
X
4p
X
3p
X
4p
X
3p
X
4p
X
3p
= max. switch spacing 3 pole
Left switch
mm
mm
mm
mm
mm
mm
X
4p
= max. switch spacing 4 pole
NZM2
3/4 pole
350
315
420
385
–
–
NZM3
3/4 pole
–
–
400
365
460
390
NZM4
3/4 pole
–
–
–
–
420
350
Mechanical interlock XMVRL
NZM…-XMVRL (mounted one above the other)
Max. switch spacing
Switch at
top
NZM2
NZM3
NZM4
3/4 pole 3/4 pole 3/4 pole
Y
Y
Y
Switch at bottom
mm
mm
mm
NZM2
3/4 pole
220
225
–
NZM3
3/4 pole
–
220
230
NZM4
3/4 pole
–
–
230
Y = max. switch spacing
Residual-current relay PFR
Ring-type transformer PFR-W...
x
3P
x
4P
Y
Maximum rated operational current
[A]
Diameter
Power distribution Motor/capacitor Transformer part
no. PFR-W-…
d1
Maximum
conductor circum-
ference (mm)
d2
50
50
20
13
150
100
30
20
150
100
35
23
400
200
70
47
600
250
105
70
1200
630
140
93
1800
800
210
140
d2
d1
f
1.5
x
d2
NZM...-XMVR(L)