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ST - 2 POLE: 3600 RPM

Standard efficiency motor dimensions (IM B3) Full Screen Table
PART NUMBER / FRAME SIZE HP STARTING CURRENT (460V) RATED CURRENT (575V) RATED SPEED WEIGHT (lbs)
ST56S2 0.18 0.40 0.29 3300 7
ST63C2 0.25 0.60 0.44 3120 8
ST63S2 0.35 0.80 0.58 3310 9
ST63L2 0.50 1.2 0.87 3265 10
ST71C2 0.50 1.0 0.73 3300 13
ST71S2 0.75 1.5 1.1 3380 14
ST71L2 1.00 1.9 1.4 3320 16

ST / AM - 4 POLE: 1800 RPM

Standard efficiency motor dimensions (IM B3) Full Screen Table
PART NUMBER / FRAME SIZE HP RATED CURRENT (460V) RATED CURRENT (575V) RATED SPEED WEIGHT (lbs)
ST56S4 0.12 0.40 0.29 1560 6
ST63C4 0.18 0.50 0.36 1630 7
ST63S4 0.25 0.70 0.51 1590 9
ST63A4 0.33 0.80 0.58 1630 9
ST71C4 0.35 1.0 0.73 1600 13
ST71S4 0.50 1.3 0.91 1650 13
AM71ZCA4 0.75 1.6 1.2 1660 16
ST80C4 0.75 1.7 1.2 1680 18

ST - 6 POLE: 1200 RPM

Standard efficiency motor dimensions (IM B3) Full Screen Table
PART NUMBER / FRAME SIZE HP STARTING CURRENT (460V) STARTING CURRENT (575V) RATED SPEED WEIGHT (lbs)
ST63C6 0.12 0.47 0.36 980 10
ST71C6 0.25 0.85 0.62 1050 14
ST71S6 0.35 1.1 0.8 1020 15
ST80C6 0.50 1.05 0.91 1090 18
ST80S6 0.75 1.8 1.3 1090 21

ST - 8 POLE: 900 RPM

Standard efficiency motor dimensions (IM B3) Full Screen Table
PART NUMBER / FRAME SIZE HP RATED CURRENT (460V) RATED CURRENT (575V) RATED SPEED WEIGHT (lbs)
ST71C8 0.20 0.94 0.68 760 13
ST80C8 0.35 1.2 0.87 810 18
ST90SC8 0.50 1.8 1.3 810 25
ST90LS8 0.75 2.7 2 810 33

ST Motor B14 (C) Flanges - FL

ST Motor flange dimensions Full Screen Table
PART NUMBER / FRAME SIZE
FL56B14
FL63B14
FL71B14
FL80B14
FL90B14

ST Motor B5 (D) Flanges - FL

ST Motor flange dimensions Full Screen Table
PART NUMBER / FRAME SIZE
FL56B5
FL63B5
FL71B5
FL80B5
FL90B5
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