Appendix b, Technical specifications, Appendix – Rockwell Automation 20M LPM15 Liquid-Cooled Adjustable Frequency AC Drive FRN 2.xxx User Manual
Page 103
Appendix
B
Technical Specifications
Table B.A Service Conditions
Table B.B Environmental Conditions
AC Line Distribution System Capacity
(maximum) for 460 VAC Units:
85,000 amps symmetrical fault current capacity. Short
circuit rating may be limited to 65,000 amps if a circuit
breaker is used instead of fuses.
Control Method:
All-digital vector, sinusoidal pulse-width-modulated (PWM)
Displacement Power Factor:
0.96
Line Frequency:
50/60Hz (
±
2 Hz)
Line Voltage Variation:
-10% to +10%
Line Dip Ride-Through:
V/Hz, SVC: Adjustable from 0 to 60 seconds (see
parameter 185)
Motor Lead Lengths:
76 meters (250 feet) total
Remote Operator Control Wire Length:
Up to 303 meters (1000 feet) from the drive
Analog Speed Reference Resolution:
1/1024 (10 bits) 0.1%
Acceleration Adjustment Range:
0.1 to 999.9 seconds (within the ability of current)
Carrier Frequency:
2 kHz, 4 kHz, or 8 kHz (software-selectable)
Current Limit Adjustment:
V/Hz: 50% to 110% (based on drive nameplate rating)
Service Factor:
1.0
Speed Adjustable Range:
From 0 RPM to maximum speed
Speed Regulation:
V/Hz: Motor slip dependent
Speed Reference Resolution:
1 RPM with local keypad, -4095 to +4095 counts with a
network or serial reference
Torque Control Response:
180 to 220 Hz
Torque Linearity:
+3% with optimal parameter setting (typical)
Condition
Specification
Operating Temperature (inside an enclosure):
0
to 55°C
(1)
(32 to 131°F)
(1)
User-supplied cabinet air cooling system must provide adequate heat dissipation to maintain
an internal temperature not to exceed 55
° C. Refer to
for drive air watts loss.
Storage Temperature (Ambient):
-40
to 65°C (−40 to 149°F)
Humidity:
5% to 95% (non-condensing)