Select your location

Reclosers
NOVA STS single-tank triple-single recloser
Serial Number Verified :
Authenticated:
The product is verified as being authentic; however, this does not guarantee the condition or fit for purpose of the product.
Specifications

Standards

Eaton's Cooper Power series reclosers are designed and tested in accordance with the following ANSI standards: C37.60 and C37.85 and ANSI Guide C37.61

Ratings

  15 kV
15 kV
27 kV
27 kV
38 kV
Maximum voltage
15.5 kV 15.5 kV
27.0 kV
27.0 kV
38.0 kV
Rated basic impulse level
110.0 kV 125.0 kV
125.0 kV
150.0 kV
170.0 kV
Radio noise limit (µv)
100 @ 9.4 kV
100 @ 9.4 kV
100 @ 16.4 kV
100 @ 16.4 kV
100 @ 23.0 kV
Power frequency withstand, dry
50 kV
50 kV
60 kV
60 kV
70 kV
Power frequency withstand, wet
45 kV
45 kV
50 kV
50 kV
60 kV
Rated continuous current
630 A*
630 A*
630 A*
630 A*
630 A*
Short circuit current, symmetrical
 12.5 kA**
12.5 kA**
12.5 kA**
12.5 kA**
 12.5 kA
Making current, asymmetrical Peak
32.0 kA
32.0 kA
32.0 kA
32.0 kA
32.0 kA
Making current, asymmetrical rms
20.0 kA
20.0 kA
20.0 kA
20.0 kA
20.0 kA
Minimum mechanical/electrical operations without maintenance (C-O)     10,000
 * 800 A accessory is also available
** 16.0 kA option is also available (making current is 41.0 kA asymmetrical Peak and 25.0 kA asymmetrical rms)

Duty cycle

Percent maximum circuit interrupting rating
Minimum X/R ratio
Number of unit operations at 12.5 kA
Number of unit operations at 16.0 kA
15-20 4 88 44
45-55 8 112 56
90-100 17* 32 16
    Total 232 Total 116
*Value shown for 60 Hz      

Options

  • Single-stage auxiliary switch
  • Eyebolt terminals (630 A and 800 A), two-hole (630 A) or four-hole (800 A) flat-pad terminals, or stud-type terminals (800 A)
  • Site-ready pole-mounting hanger
  • Arrester-mounting brackets