LEESON SCR Thyristor Motor Control - Manual (Page 7)

Max.
Armature HP Range HP Range
Current with 115 VAC with 230 VAC
Model (Amps DC) Applied Applied Style
M1740007 1.5 1/20–1/8 Chassis
M1740005 NEMA 1
M1740006 NEMA 4X
174311 † 5.0 1/8–1/2 1/4–1 Chassis
174307 ‡ NEMA 1
174308 ‡ NEMA 1
174100 10.0 1/8–1 1/4–2 NEMA 4X
174105 NEMA 4X
174709 15 1 – 1.5 2 – 3 NEMA 4X
† Double maximum armature current and horsepower when drive is mounted on
heat sink part number 174314.
‡ Double maximum armature current and horsepower when drive is mounted on
heat sink part number 174316.
AC Line Voltage 115 VAC or 230 VAC ±10%, 50/60 Hz, single phase
Armature Voltage
115 VAC Input 0–90 VDC
230 VAC Input 0–180 VDC
Field Voltage
115 VAC Input 50 VDC (F1 to L1); 100 VDC (F1 to F2)
230 VAC Input 100 VDC (F1 to L1); 200 VDC (F1 to F2)
Max. Field Current 1 ADC
Form Factor 1.37 at base speed
Accel. Time Range
0–90 VDC Armature Voltage 0.5–11 seconds
1 SPEEDMASTER™ OPERATION MANUAL
Specifications