1. Power plus Performance
MicroDrives from
0.25 to 5 HP
Simple to use in General Industrial & Commercial Applications
Power plus Performance

2. : Overview V/Hz operation Horsepower Ratings: 0.25 to 5
Built-in LED Display & Keypad
No need to add a separate keypad
Manual Speed Potentiometer
Built-in dynamic braking circuit
Select separate resistor for braking
Finger-safe IP20 enclosure is standard.
Can be easily modified to accommodate NEMA 1 applications with a kit addition. The kit allows for a conduit connection.

3. : Drive Ratings Voltage Ratings: 100 to 120 V AC Input:
1-phase input
3-phase, 0 to 230 V output
200 to 240 V AC Input:
1- or 3-phase input
0 to 230 V output
380 to 480 V AC:
3-phase input
0 to 480 V output

4. : Dimensions mm (inches)
¹ Height dimension includes optional NEMA 1 / IP30 kit
² Height dimensions without optional NEMA 1 / IP30 kit
Bottom View w/o NEMA 1 / IP30 Kit

5. : Electrical Specifications
Overload Protection:
150% current for one minute
200% current overload for 3 seconds
Carrier Frequency: 2 to 16kHz (Generally the higher the setting the quieter the motor)
Output Frequency: 0 to 240 Hz
Power Dip Ride-Through: minimum 500 milliseconds w/o Fault
Protection: Under-voltage, Over-voltage, Motor-overload, Over-current, Ground-Fault & Drive Over-temperature
Braking: Internal Dynamic Brake IGBT

6. : Global Design UL Listed for USA cUL Listed for Canada
C-Tick for Australia
CE Marked for Europe
Input Mains Filter Option for European EMC Directive Compliance
Single Phase, 230Vac Units available with optional integral filter for CE compliance
IGBT Module

7. : Mounting Flexibility
Compact Dimensions minimizes required panel space
Keypad & Local Speed Pot allow operation Out-of-the-Box
Screw or DIN Rail Mount with Zero Stacking capability
Optional NEMA 1 Kit allows conduit connection
Standard IP20
DIN rail or panel mounting for 50°C ambient
Zero Stacking up to 40°C ambient
Nema 1 (IP30 ) kit
Field installed option for 40°C ambient

8. : Control Wiring
RS485
Dedicated inputs for start, stop and reverse operation provide simplicity
2 programmable inputs provide additional control flexibility
DIP switch selection for 24Vdc sink or source control provides flexibility

9. : Startup is Fast & Simple
Control keys on the keypad are active Out-of-the-Box for immediate operation
10 most common parameters categorized in the “ Basic Parameter Group ” to shorten & simplify startup
P031 Motor Nameplate Voltage
P032 Motor Nameplate Current
P033 Motor Overload Current
P034 Minimum Frequency
P035 Maximum Frequency
P036 Start Source
P037 Stop Mode
P038 Speed Reference
P039 Accel Time 1
P040 Decel Time 1
Display LED’s identify operation and direction, as well as unit values.
4 Status LED’s indicate modes as well as operation

10. : Key Control Parameters
Start Input: (Setup P036)
Pushbutton on front keypad
Terminal 02 Hardwired Input
2-wire or 3-wire control logic
2-wire includes 10msec response to Start input
Stop Input: (Setup P037)
Terminal 01 Hardwired Input
Coast to Rest
Ramp to Rest
DC Injection Braking
Speed Reference: (Setup P038)
Drive potentiometer
Digital Speed setting from keypad
0 to 10V Analog
4 to 20 mA
Preset Speed (4 set-points)

11. : Performance Out-of-the-Box Performance Good Low Speed Torque
Good Constant Torque
Good Constant HP performance
Good torque generation, with
150% for one minute overload rating
Package with a Wide Range of Reliance Electric Motors XE
V*S Master
RPM-AC

12. Common Configuration Software as used with SP600 AC Drives.
: PC Configuration
Common Configuration Software as used with SP600 AC Drives.
V*S Utilities
Windows Explorer look and feel
Left side tree view
Right side parameter list
HTML help
Parameter Upload / Download
Configure parameter settings
Monitor I/O activity
Compare files
Can copy parameter files to multiple MD60 drives for ease of start-up

13. : Under Development Remote NEMA 4 keypad Copy-Cat keypad
Dynamic Brake resistor Kit
Use existing Reliance DB resistors today
3HP, 230V 1-phase and 3-phase (C frame)

14. : Product Positioning Performance Power rating (HP)
SP120
SP600: SVC, Flexibility, Feature Set HP Range - 1/2 to 50HP
MD60 V/Hz
MD60 w/ SVC (Early 2003)
50HP
10HP
Adding Versatility:
Dynamic Braking
16kHz switching
PC Software
NEMA 1 Kit
SP200
: Product Positioning

15. : “The Right Choice” MD60 provides a product line extension from SP600
It accommodates customers that only desire V/Hz performance in a simple package from 0.25 to 5 HP.
MD60 replaces to SP120 & SP200 to simplify our product line.
Easier to do business with RE
Minimizes inventory at all levels
MD60 is a more competitive product in the 0.25 to 5 HP range. A market segment where customers base their buying decisions heavily on price.

16. MD60 Appendix Slides
These are for reference only when technical details are required by the customer.

17. : Environmental Specs Ambient temperature Relative Humidity:
-10 to + 50° C IP20
-10 to + 40° C w/ NEMA 1 kit
Relative Humidity:
0 to 95% non-condensing
Vibration spec(operating):
1G peak, 5 to 2000 Hz
Shock spec (operating):
15G peak, 11msec duration
Altitude:
1000m (3300 ft) w/o derating

18. : Electrical Specifications
Rated output power
1/4 to 1 HP (115 V input)
1/4 to 5 HP (230 V input)
1/2 to 5 HP (460 V input)
150% current overload for one minute
200% current overload for 3 seconds
Efficiency: 97.5% (typical)
Carrier Frequency: 2 to 16kHz
Output Frequency: 0 to 240
Internal Dynamic Brake IGBT
Digital Input Accuracy: +/-0.05% of set output frequency
Analog Input Accuracy: +/-0.5% of Maximum Output Frequency
Relay Output: Form C Contact
3A resistive at 30VDC, 0.5A inductive at 30VDC
Power Dip minimum ride through of 500 milliseconds w/o Fault
Under-voltage, Over-voltage, Motor-overload, Over-current, Ground-Fault & Drive Over-temperature protection

19. : Advanced Start-up Parameters
Digital Input Configuration
Input terminals 5 and 6 are configurable, allows for jog, preset speed selection, accel/decel 2 selection, local keypad selection
Relay Output Selection
Preset Frequencies (4 Presets)
Jog Setup
DC Braking
Dynamic Braking Setup
V/Hz Curve Selection
Start Boost setting
select VT/CT
S-Curve
Linear or S-Curve accel/decel
Adjustable Current Limit
Auto Restart Setup
Set retries and Delay
Start at Power Up Selection
Flying Start Enable

20. : Adjustable Features
2 or 3 wire control accommodates either maintained or momentary start methods.
Automatic torque boost provides robust out of the box torque performance reducing the need for manual adjustments.
Carrier frequency adjustment provides optimization for low audible motor noise ( kHz)
Motor overload current to match motor full load amps (FLA).
Primary acceleration and deceleration rates provide smooth, energy saving starts
Minimum and maximum speed limits prevent known extremes that can damage equipment.
Linear or S-curve acceleration and deceleration modes.
Monitor 19 separate Display values

21. : Performance Out-of-the-Box Performance Good Low Speed Torque
Good Constant Torque
Good Constant HP performance
Good torque generation, with
150% for one minute overload rating
Adjustable V/Hz curve
Adjust Start Boost for improved starting torque
+/-2% Speed Regulation
40:1 Operating Speed Range
10:1 Constant Torque production

22. : EMC Filters for CE Compliance
External filters are available for all 3-phase as well as 115V 1-phase ratings.
Short cable distance filter meets EN55011
Class A to 5 meters
Class B to 1 meter
Further testing will be performed for actual results
Long cable distance filter meets EN55011
Class A to 100 meters
Class B to 25 meters

23. : Migration from SP120 & SP200

24. : Comparison to SP600