Sterling Motors

Sterling Motors

AC Motors   
HP:
.25 - 2000
RPM:
3600, 1800, 1200, 900, 720 and 600 (also 2 & 4 speed).
POWER SUPPLY:
3 Phase, 60 Hz, standard 208-230/460 or 575 VAC;
Also above 200 HP 2300 or 4000 VAC;
Wide variety of special voltages and frequencies available.
FRAMES:
182 - 587U (cool running U-frames).
56 - 449T (stock T-frames).
Over NEMA frames above 400 HP.
ENCLOSURES:
ODP, TENV, TEFC, WP-I, WP-II, TEWAC, TEFV
and Sterli-SealŪ (Washdown Duty).
NEMA DESIGNS:
A, B, C, D and Wound Rotor;
Special designs for specific applications.
MOUNTINGS:
Footed, C-face, D-flange and P-base.
Special mounting faces or flanges for specific applications.
BRAKEMOTORS:
.25 - 30 HP (T-frames).
.25 - 60 HP (U-frames).
OUTSTANDING FEATURES:
CONSTRUCTION - Rugged cast iron or rolled steel (.25 - 2 HP) available. BEARINGS - Oversized ball bearings.
SERVICE FACTOR - Standard 1.15.
INSULATION - Class B or F insulation available.
NAMEPLATE - stainless steel standard.
 

Classic Helical Gear motors & Reducers

HP:
.25 - 100
REDUCTIONS:
Single, double, triple and quadruple.
RPM:
780 - 3.3.
POWER SUPPLY:
3 Phase, 60 Hz standard 230/460 or 575 VAC.
Wide variety of special voltages and frequencies available.
ENCLOSURES:
ODP, TEFC, Explosion Proof and Sterli-SealŪ (Washdown Duty).
NEMA DESIGNS:
B, C, D and special designs for specific applications.
INPUT:
Solid shaft, C-face (coupling) and integral.
MOUNTINGS:
REDUCER - Base, C-face and flange.
MOTOR - Base, C-face, shelf and motor-over mount.

OUTSTANDING FEATURES:
 
  • Oversized, rugged cast iron construction.
  • Positive oil seals allow mounting in any position without modification.
  • All gears located between bearings--no overhung loads.
  • Rugged gears of larger diameter and wide face.
  • Bearing housings integrally cast in case to assure proper alignment.
  • Low output shaft places torsional stress close to feet.

2000HG Helical Gear motors & Reducers

HP:
.25 - 75
REDUCTIONS:
Double and triple.
RPM:
887 - 7.
POWER SUPPLY:
3 Phase, 60 Hz standard 230/460 or 575 VAC.
Wide variety of special voltages and frequencies available.
ENCLOSURES:
ODP, TEFC, Explosion Proof and Sterli-SealŪ (Washdown Duty).
NEMA DESIGNS:
B, C, D and special designs for specific applications.
INPUT:
Solid shaft and C-face (quill).
MOUNTINGS:
Base and flange.
Interchangeable with major European suppliers.

OUTSTANDING FEATURES:
 
  • Compact single piece cast iron housing.
  • Positive oil seals allow mounting in any position without modification.
  • All gears located between bearings--no overhung loads.
  • Hardened and ground pinions and gears.
  • Bearing housings integrally cast in case to assure proper alignment.
  • Unique C-face bushing system prevents fretting and corrosion of motor shaft.