GE Multilin MM3 Motor Manager 3 Instruction Manual page 10

OVERVIEW
1–2
three-phase overload protection (49/51), single-phase, four (4) control inputs (start, stop,
local isolator, contactor A status) plus 4 programmable inputs. The full version adds the
following additional features:
• Second contactor control (wye/delta, two speed, reversing, etc.) including all
timers, relays and control inputs
• Undercurrent/underpower protection (ANSI 37)
• Thermistor (ANSI 49) input which accepts PTC and NTC thermistor types
• Analog input/output
• Six (6) additional programmable inputs plus two (2) control inputs
Table 1–1: MM3 Motor Manager 3 Options
Option 1 (standard)
Contactor A
Serial communications
Four (4) programmable inputs
Four (4) control inputs
Three (3) phase inputs
One (1) ground fault input
Auxiliary 1 relay
Auxiliary 2 / ESD relay
VT input
CHAPTER 1: INTRODUCTION
Option 2 (full)
Contactor A
Serial communications
Ten (10) programmable inputs
Six (6) control inputs
Three (3) phase inputs
One (1) ground fault input
Aux 1 relay
Contactor B
Auxiliary 2 / ESD relay
VT input
Thermistor input
Analog input
Analog output
MM3 MOTOR MANAGER 3 – INSTRUCTION MANUAL