Rockwell-automation DC3R Regenerative DC Drive User Guide 1/4 - 2 HP, User Manual download pdf (Page 9)

Specifications

Max.

Armature HP Range HP Range

Current with 115 VAC with 230 VAC

Model (Amps DC) Applied Applied

DC3R 10.0 † 1/4–1 † 1/2–2 †

† Maximum armature current and horsepower range apply when drive is attached to additional heat sink:

Reliance Electric part number DC3R-HS-00. Use heat sink when armature current is above 7 ADC. Heat

sinks are pre-mounted on DC3R enclosed drives.

AC Line Voltage 115/230 VAC, ±10%, 50/60 Hz, single phase

Maximum Allowable Symmetrical AC Line Current 5000 A

Maximum AC Line Distribution kVA

with 115 VAC Input 25 kVA

with 230 VAC Input 50 kVA

Armature Voltage (115 VAC Input) 0–90 VDC

Armature Voltage (230 VAC Input) 0–180 VDC

Form Factor 1.37 at base speed

Field Voltage (115 VAC Input) 50 VDC (F1 to L1); 100 VDC (F1 to F2)

Field Voltage (230 VAC Input) 100 VDC (F1 to L1); 200 VDC (F1 to F2)

Max. Field Current 1 ADC

Maximum Speed Trimpot Adjustment Range (% of rated voltage) 0 - 90%

Minimum Speed Trimpot Adjustment Range (% of rated voltage) 0 - 25%

Forward Torque Maximum Adjustment (% of rated current) 200%

Reverse Torque Maximum Adjustment (% of rated current) 200%

Accel. Time Range (with no load) 0.5 – 6 seconds

Decel. Time Range (with no load) 0.5 – 6 seconds

Analog Input Voltage Range (isolated; S1 to S2) -10 VDC to +10 VDC

IR Drop Compensation (% of rated armature voltage) 0 to 15%

Input Impedance (S0 to S2) 32K ohms

Maximum Load 150% for 1 minute

Service Factor 1

Speed Range 60:1

Speed Regulation (with 95% load change)

with Armature Feedback 1% of base speed or better

with Tachogenerator Feedback 0.1% of base speed

Environmental Conditions

Ambient Temp. Range (chassis drive) 10°C–55°C

Ambient Temp. Range (enclosed drive) 10°C–40°C

Vibration 0.5g max (0 – 50 Hz)

0.1g max (above 50 Hz)

Elevation 3300 ft (1000m) max without derating*

Atmosphere (non-condensing relative humidity) 0% to 95%

* Derate the current by 1% for every 300-ft. elevation change, up to 10,000 ft (3000m)

Safety Certification UL Listed Component

cUL Listed Component

CE Approved Component

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Rockwell-automation DC3R Regenerative DC Drive User Guide 1/4 - 2 HP, User Manual Page 9

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