
2–22
MM3 MOTOR MANAGER 3 – INSTRUCTION MANUAL
STARTER TYPES
CHAPTER 2: INSTALLATION
Figure 2-18: Elementary Autotransformer Open Transition Magnetic Starter
To program the MM3 Motor Manager 3 for autotransformer open transition starter, set:
S1 CONFIGURATION
ÖØ
STARTER
Ö
STARTER TYPE
: AUTOTRANS OPN TRANS
S1 CONFIGURATION
ÖØ
STARTER
ÖØ
CHANGE OVER TIME
: 1 to 125 sec.
S1 CONFIGURATION
ÖØ
STARTER
ÖØ
CONTACTOR SEQUENCE
: 1S-2S, 2S-1S
S1 CONFIGURATION
ÖØ
STARTER
ÖØ
STARTS PER HOUR
: 1 to 40
S3 PROCESS
Ö
PROGRAMMABLE INPUTS
ÖØ
INTERLOCK INPUT 10
: Autotrans 2S
Contact
S4 CONTROL
ÖØ
AUX 1 RELAY CONFIG
Ö
AUX RELAY 1 FUNCTION
: Autotransformer 2S
The
CONTACTOR SEQUENCE
setpoint appears when
STARTER TYPE
is selected as
“AUTOTRANS OPN TRANS”. The 1S-2S value closes the 1S contactor ahead of the 2S
contactor as per some manufacturer’s wiring practices. The 2S-1S value closes the 2S
contactor ahead of the 1S contactor, another common wiring practice.
The
CHANGE OVER TIME
setpoint appears when
STARTER TYPE
is selected as “AUTOTRANS
OPN TRANS”. This represents the time delay from the closure of Contactor A until the
opening of Contactor A. The
STARTS PER HOUR
setpoint appears only when
STARTER TYPE
is selected as “AUTOTRANS OPN TRANS”. This setpoint limits the number of starts per hour
to prevent overheating of the autotransformer windings.
START (
CONTACTOR SEQUENCE
set to 1S-2S) sequence:
1.
Start command received by the MM3 Motor Manager 3 (serial, switch input or
faceplate).
2.
Close and maintain Contactor A output relay – close 1S contactor.
Содержание MM3
Страница 8: ...vi MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL TABLE OF CONTENTS ...
Страница 11: ...CHAPTER 1 INTRODUCTION OVERVIEW MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL 1 3 Figure 1 1 Functional block diagram ...
Страница 18: ...1 10 MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL TECHNICAL SPECIFICATIONS CHAPTER 1 INTRODUCTION ...
Страница 80: ...4 18 MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL CHASSIS MOUNT UNITS CHAPTER 4 SOFTWARE ...
Страница 124: ...5 44 MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL S7 TESTING CHAPTER 5 SETPOINTS ...
Страница 198: ...8 54 MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL MODBUS MEMORY MAP CHAPTER 8 COMMUNICATIONS ...
Страница 220: ...10 14 MM3 MOTOR MANAGER 3 INSTRUCTION MANUAL GE MULTILIN WARRANTY CHAPTER 10 MISCELLANEOUS ...