Inputs Specifications; Outputs Specifications - GE MM200 Instruction Manual

CHAPTER 1: INTRODUCTION

Inputs specifications

Outputs specifications

MM200 MOTOR MANAGEMENT SYSTEM – INSTRUCTION MANUAL
DIGITAL INPUTS (LO)
Fixed pickup: ......................................................... 24 V DC
Continuous current draw:............................... 4 mA
Type: ......................................................................... opto-isolated inputs
External switch: ................................................... wet contact
Maximum input voltage:.................................. 36 V DC
DIGITAL INPUTS (HI)
Nominal voltage: ................................................. 120 V AC to 240 V AC
Recognition time: ................................................ 2 cycles
Continuous current draw:............................... 4 mA @120 V AC; 8 mA @ 240 V AC
Type: ......................................................................... opto-isolated inputs
External switch: ................................................... wet contact
Voltage range: ...................................................... 65 V AC to 300 V AC
GROUND CURRENT INPUT (50:0.025)
CT primary: ............................................................ 0.5 to 15.0 A
Nominal frequency: ........................................... 50 or 60 Hz
Accuracy (CBCT): ................................................. ±0.1 A (0.5 to 3.99 A)
PHASE CURRENT INPUTS
Range: ...................................................................... 0.07 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
Withstand (at 5A nominal): ............................. 0.2 s at 100 × rated current
Short Circuit:.......................................................... 5000 A @ 240 V AC direct connect
THERMISTOR INPUTS
Sensor type: .......................................................... Positive temperature coefficient PTC (R
Accuracy:................................................................ ±6% of reading or ±100 ohms, whichever is greater
OUTPUT RELAYS
Configuration:....................................................... electromechanical 2 x Form-A and 1 x Form-C
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
Mechanical life:.................................................... 10 000 000 operations
Continuous current:........................................... 5 A at 60°C
Make and carry for 0.2s:.................................. 30 A per ANSI C37.90 (not UL rated)
±0.2 A (4.0 A to 15 A)
greater
Direct: 2% of reading or ±0.1 A, whichever is greater
1.0 s at 50 × rated current
2.0 s at 40 × rated current
continuous at 3 × rated current
maximum 100 A peak
100000 A @ 600 VAC with accessory external CT
30000 ohms), negative temperature coefficient NTC (R
100 to 30000 ohms)
minute (load)
SPECIFICATIONS
= 100 to
HOT
=
HOT
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