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Product Specs

WRITTEN-POLE® MOTOR
SINGLE-PHASE, HIGH EFFICIENCY
CHARACTERISTICS AND SPECIFICATIONS

spps-motor 2

 

CHARACTERISTICS:

  • Single-phase, 30 to 100 HP
  • Unity power factor
  • High power factor during start
  • Starts high inertia loads
  • Low starting current
    across-the-line
  • TEFC Design
  • Synchronous
  • Smooth (constant torque) start
  • Eliminates flicker and line sags
  • Instant restart after MPIs
    (Momentary Power Interruptions)
  • High Efficiency
  • Low Harmonic input
  • High starting torque per amp
  • Complete unit includes control
    system in a separate
    NEMA-3R enclosure

SPECIFICATIONS:

Rating (hp)

30

40

50

60

75

100

Speed (rpm)

1800

1800

1800

1800

1800

1800

Voltage (nominal)

240/480

240/480

480

480

480

480

Frequency (Hz)

60

60

60

60

60

60

Full Load (Running) Amps

100/50

133/66

83

100

123

163

Locked Rotor (Starting) Amps

175/88

233/116

145

173

215

285

Full Load Torque (ft.lb.)

88

117

146

175

219

291

NEMA Frame Size:       Iron

365T

405T

405T

445T

445T

449T

Weight (lbs)                  Iron

950

1800

1900

2000

2200

2700

Efficiency %

93

93.5

94.0

94.5

95

95.5

Ambient Starting Temp. Range

Ambient Starting Temperature is 4° C to 40° C.
If your application is outside this range, please contact SPPS.

* Approximate Values

Frame

C*

D

E

H

NW

O*

P*

R

S

T

U

AB*

BA*

ES

2E

2F*

326T

30

9

7.00

.656

5.875

16.5

18.25

2.0156

.625

2.5

2.375

14.125

5.875

3.91

14

12.25

365T

34.50

8.86

7.00

.66

6.08

18.28

19.29

2.021

.625

2.67

2.375

17.28

5.67

4.56

14.01

12.25

405T

41.22

10.00

8.00

.94

7.25

20.93

22.83

2.45

.75

3.56

2.875

21.54

6.08

5.26

16.00

13.74

445TÜ

47.70

11.00

9.00

.81

8.50

23.01

25.83

2.88

.875

2.67

3.375

22.24

7.50

7.33

18.00

16.50

449T

59.0

11.00

9.00

.81

10.5

23.01

25.83

3.312

1.00

2.67

3.375

22.24

7.50

7.33

18.00

25.00

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