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17/98 Circuit-breakers, switch-disconnectors
Terminals
2010 CA08103002Z-EN
www.eaton.comTerminals
Rated current
1)
Number
of poles
For use with
Terminal capacity
Terminal capacity
I
n
Cable
Cable lugs
Terminal
capacity
AWG/kcmil
Copper strip
No. of discs × width ×
disc thickness
Copper bar
width x
thickness
A
mm²
mm
mm
Flat cable terminal
Max. 1100
3 pole
NZM4, N(S)4
–
–
–
min. 6 x 16 x 0.8
max. (2 x) 10 x 32 x 1.0
–
4 pole
NZM4-4, N4-4 –
–
–
min. 6 x 16 x 0.8
max. (2 x) 10 x 32 x 1.0
–
Tunnel terminal
Max. 1400
3 pole
NZM4, N(S)4
Copper
cable
Aluminium
cable
1 x 50-240
4 x 50-240
1 x 0-500
4 x 0-500
–
–
4 pole
NZM4-4, N4-4
–
–
Rear terminal bolts
Not UL/CSA approved
Max. 1250
3 pole
NZM4, N4
Copper cable
lugs
Aluminium
cable lugs
1 x 120-185
2 x 95-185
4 x 35-185
1 x 185
2 x 70-185
4 x 50-185
–
(2 x) 10 x 50 x 1.0
(2 x) 50 x 10
4 pole
NZM4(-4), N4(-4)
Notes
1)
The rated operational current values have been determined according to IEC/EN 60947 (switchgear standard). They generally
relate to the max. defined cross-sections and are intended as a general guide.
The engineering standards which apply in each case must be observed.
22.5
NZM4
HPL17098EN