GE Multilin MM300 - Outputs Specifications

CHAPTER 7: SPECIFICATIONS OUTPUTS SPECIFICATIONS
MM300 MOTOR MANAGEMENT SYSTEM – QUICKSTART GUIDE 5
PHASE CURRENT INPUTS (INCLUDING RESIDUAL GROUND CURRENT)
Range: ...................................................................... 0.2 to 40 A (8 × CT), direct connection up to 5 A FLA
Input type:.............................................................. Combined 1 A / 5 A
Frequency: ............................................................. 50 or 60 Hz
Accuracy:................................................................ ExtCT: ±2% of reading or ±1% of 8× CTPrimary, whichever is
greater
Direct: ±2% of reading or ±0.1 A, whichever is greater
Withstand (at 5A nominal):............................. 0.2 s at 100×
1.0 s at 50×
2.0 s at 40×
continuous at 3× rated current
Burden: .................................................................... <4 mVA at 1 A
<0.1 VA at 5 A
PHASE VOLTAGE INPUTS (THREE-PHASE VOLTAGE)
Input range:........................................................... 208 to 690 V
Nominal frequency:........................................... 50 or 60 Hz
Accuracy:................................................................ ±2% of reading, or ±1 V, whichever is greater
RTD INPUTS
Sensor type: .......................................................... Three-wire RTD (100 ohm Platinum)
Sensing current:................................................... 5 mA
Accuracy:................................................................ ±3°C
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