3
Dimensions
INSTALLATION AND OPERATION INSTRUCTIONS
MN280103EN March 2023 www.eaton.com
Dimensions
Figure 1 . NOVA NX-STS recloser
ote:
N
All dimensions are in inches (mm). Dimensions shown are approximate.
Terminal option type
A inches (mm)
Eyebolt—1/0–500 kcmil cable range (630 A maximum)
3.13 (80.0) (shown)
Eyebolt—4/0–1000 kcmil cable range (800 A maximum)
4.25 (108.0)
Flat pad—2-hole (630 A maximum)
4.50 (114.0) (see detail)
Flat pad—4-hole (800 A maximum)
4.75 (121.0) (see detail)
Stud type—1.125–12 threads (800 A maximum)
3.23 (82.0) (see detail)
Standalone recloser vertical dimensions
kV rating
B inches (mm)
C inches (mm)
15 kV (110 kV BIL)
33.90 (861.0)
22.00 (559.0)
15 kV (125 kV BIL)
36.10 (917.0)
25.20 (640.0)
27 kV (125 kV BIL)
36.10 (917.0)
25.20 (640.0)
27 kV (150 kV BIL)
40.00 (1016.0)
29.10 (739.0)
38 kV (170 kV BIL)
40.00 (1016.0)
29.10 (739.0)
Creepage
distances
15 kV
110 kV BIL
inches (mm)
15 kV
125 kV BIL
inches (mm)
27 kV
125 kV BIL
inches (mm)
27 kV
150 kV BIL
inches (mm)
38 kV
170 kV BIL
inches (mm)
Terminal to terminal
41.40 (1052.0)
41.40 (1052.0)
41.40 (1052.0)
41.40 (1052.0)
41.40 (1052.0)
Lower terminal to ground 26.70 (678.0)
30.50 (775.0)
30.50 (775.0)
38.70 (983.0)
38.70 (983.0)
41.45 (1053.0)
20.72 (526.0)
15.50
(394.0)
15.50
(394.0)
CØ
BØ
AØ
A
B
C
14.23
(361.0)
10.10
(257.0)
20.20
(513.0)
24.00
(610.0)
12.00
(305.0)
Position
indicator
(all phases)
Ø 0.69 mounting
holes on each
leg bottom
Handle, manual
open (yellow)
typical all phases
Load-side
voltage
sensor
Receptacle
cable connection
Rear lifting lug (2)
Ground
lug
2-hole flat pad
terminal detail
4-hole flat pad
terminal detail
A
1.75
(44.0)
0.64
(16.0)
1.63
(41.0)
2X Ø 0.56
(Ø 0.16)
4X Ø 0.56
(Ø 0.16)
3.00
(76.0)
0.63
(16.0)
0.63
(16.0)
1.75
(44.0)
A
Stud type
terminal detail
1 1/8-12 UNF - 2A
A
2.13
(54.0)
15.00
(381.0)
7.25
(184.0)
13.30
(338.0)
6.40
(163.0)
1/2–13 UNC - 2B
mounting holes
7.70
(196.0)
4.83
(123.0)
10.31
(262.0)
Terminal
options
see table
Indicator
window
Vent plug
Front
lifting
lug (2)
Nameplate
