Control Techniques Emerson Focus 1

Page 17
PERFORMANCE SPECIFICATIONS
Service Factor 1.0
Speed Regulation (95% Load Change):
Armature Voltage 1% of Max. Speed with IR Compensation
All other variables
(voltage regulated) 15% of Base Speed
Speed Range: 30:1
Efficiency:
Control Only 98%
Drive System (motor and control) 86% typically
DRIVE OPERATING CONDITIONS
Altitude (without derating) 3300Feet or 1000meters
Ambient Temperature:
Chassis Models 0-55
0
C (32 to 130° F )
Enclosed (NEMA 4/12) 0-40
0
C (32 to 104° F )
INTERNAL ADJUSTMENTS (POTENTIOMETERS)
Potentiometer Function Range
Maximum Speed 70-115% of Rated Speed
(~60vdc-105vdc w/120vac input)
(~120vdc-210vdc w/240vac input)
Minimum Speed 0-30% of Maximum Speed
IR Compensation 0-20% of Rated Voltage
Internal Factory Settings
Current Limit Fixed at 150% of Selected Range
Acceleration Time Fixed 2-3 seconds (linear)
Deceleration Time Fixed 2-3 seconds (linear)
CUSTOMER SELECTIONS (JUMPERS)
Function Range
Input Voltage 120/240Vac
Control Mode Speed / Torque
Current Feedback range High / Medium / Low
Armature Voltage level 90 Vdc/180 Vdc
Optional “M” Contactor Yes/No