Rockwell Automation Allen-Bradley LiquiFlo 2.0, User Manual

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Rockwell Automation Publication D2-3518-4 - January 2020 229
Appendix
A
Technical Specifications
Service Conditions
Environmental Conditions
AC Line Distribution System Capacity (maximum) for 480V AC Units Symmetrical fault current capacity: 85,000 A
Short Circuit Rating - (All models.) 65,000 A rms symmetrical, 600 V ac maximum when used with
65 KA inverse time circuit breaker sized according to the NEC and 100,000 A rms symmetrical, 600V
AC maximum when used with a 100 KA inverse time circuit breaker sized according to the NEC
Control Method Sinusoidal pulse-width-modulated (PWM)
Displacement Power Factor
≥
0.99
Line Frequency 50/60 Hz (
±
2 Hz)
Line Voltage Variation -10…10%
Motor Lead Lengths 76 m (250 ft) total
Remote Operator Control Wire Length Up to 1 m (3 ft) from the drive
Analog Speed Reference Resolution 1/4096 (12 bits) 0.025%
Acceleration Adjustment Range 0.1…100.0 seconds (within the ability of current)
Carrier Frequency 2 kHz, 3 kHz, or 4 kHz (software-selectable)
Current Limit Adjustment 25…150% of drive rated amps
Service Factor 1.0
Speed Adjustable Range From 0 Hz to maximum speed
Speed Regulation Motor slip dependent
Speed Reference Resolution 0.01 with OIM,
±
32767 counts with a network reference
Assembly Max Air Heat Load
(Heat Dissipated Into Surrounding Air, approx) LF2 480V AC Input, 405 A output = approx 1800 W
LF2 480V AC Input, 608 A output = approx 2700 W
LF2 480V AC Input, 900 A output = approx 4000 W
LF2 480V AC Input, 1215 A output = approx 5300 W
Max Input Voltage Imbalance Service factor = 1.0
Condition Specification
Operating Temperature (inside NEMA/UL Type 1 enclosure) 0…55 °C (32…131 °F)
Operating Temperature (outside NEMA/UL Type 1 enclosure) 0…40 °C (32…104 °F)
Storage Temperature (ambient) -40…+65 °C (-40…+149 °F)
Humidity 5…95% (non-condensing)