GE MM300 - Outputs Specifications; Power Supply Specifications; Communications Specifications

1–10 MM300 MOTOR MANAGEMENT SYSTEM – INSTRUCTION MANUAL
SPECIFICATIONS CHAPTER 1: INTRODUCTION
THERMISTOR INPUTS
Sensor type: .......................................................... Positive temperature coefficient PTC (R
HOT
=100 to 30000
ohms), negative temperature coefficient NTC(R
HOT
= 100 to
30000 ohms)
Accuracy: ............................................................... ±6% of reading or ±100 ohms, whichever is greater
Outputs specifications
OUTPUT RELAYS
Configuration: ...................................................... electromechanical form-A (IO_C) and form-C (IO_D)
Contact material:................................................ silver-alloy
Operate time:........................................................ 10 ms
Minimum contact load:.................................... 10 mA at 5 V DC
Maximum switching rate:............................... 300 operations per minute (no load), 30 operations per
minute (load)
Mechanical life:.................................................... 10 000 000 operations
Continuous current:........................................... 10 A
Make and carry for 0.2s: ................................. 30 A per ANSI C37.90
OUTPUT RELAY BREAK CAPACITY (FORM-A RELAY)
AC resistive, 120 V AC: ...................................... 10 A
AC resistive, 240 V AC: ...................................... 10 A
AC inductive, PF = 0.4 pilot duty:................. 2 A
DC resistive, 30 V DC:........................................ 10 A
OUTPUT RELAY BREAK CAPACITY (FORM-C RELAY)
AC resistive, 120 V AC: ...................................... 10 A normally-open, 5 A normally-closed
AC resistive, 240 V AC: ...................................... 10 A normally-open, 8 A normally-closed
AC inductive, PF = 0.4 pilot duty:................. 2.5 A
DC resistive, 30 V DC:........................................ 10 A
Power supply specifications
POWER SUPPLY (HIGH PSU)
Nominal:.................................................................. 120 to 240 V AC 125 to 250 V DC
Range:...................................................................... 60 to 300 V AC (50 and 60 Hz) 84 to 250 V DC
Ride-Through:....................................................... 35 ms
POWER SUPPLY (LOW PSU)
Nominal:.................................................................. 24 to 48 V DC
Range:...................................................................... 20 to 60 V DC
Ride-Through:....................................................... 35 ms
ALL RANGES
Voltage withstand: ............................................. 2 × highest nominal voltage for 10 ms
Power consumption: ......................................... 16 W typical, 25 W maximum
Communications specifications
DEVICENET (COPPER)
Modes: ..................................................................... slave (125, 250, and 500 kbps)
Connector: ............................................................. 5-pin terminal
Current Draw:....................................................... 80 mA @ 24 VDC
ETHERNET (COPPER)
Modes: ..................................................................... 10/100 MB (auto-detect)
Connector: ............................................................. RJ-45
SNTP clock synchronization error:.............. <200 ms (typical)
Protocol:.................................................................. Modbus TCP