16
EATON CORPORATION Cutler-Hammer
Chiller Starter (AMPGARD) Technical Data TD02003003E Effective: October 2006
Typical Wiring Diagram for AMPGARD IT. Soft Start
FIGURE 8. INDUCTION MOTOR REDUCED VOLTAGE SOLID-STATE STARTER, VACUUM CONTACTOR WITH MP-3000 MOTOR PROTECTION WITH
OPTIONAL UNIVERSAL RTD MODULE LOCAL AND REMOTE START-STOP PUSHBUTTONS, AND LOCAL AND REMOTE RED AND GREEN
INDICATING LIGHTS
CUSTOMER CONN.
= TX TYPE LIGHT
TX
3
LA
4
7
A
P1
50
60
NOTE
PROGRAMMING
SEE MP
MPRX
AUX2 RELAY
C
IM
SEE
NOTE #2
SS
TRIP
D
IS
ABLE
D
IS
ABLE
D
IS
ABLE
D
IS
ABLE
PH
REV
AU
T
O
D
IS
ABLE
FEATURES)
(SPECIAL
FOR S.F.
NOTE #4
SEE
B
HARNESS BELOW
TO TRIP CIRCUIT ABOVE
HARNESS TO
CONTROL WIRE
RVSS TRUCK ASSY
SEE NOTE #3
24V
+
+
-
A
STRODYNE S
#
AS-320-24
CR
1
1
-
+
3
CO
IL
2
MODE
BYPASS
START
*
54
55
TDC
FDT
53
RESET
+
-
1
MB
12
P1
M3
G1
GND
51
52
CR
+
+
L
N
120VAC INPUT
CM
PS
RVSS
SUPPLY
INPUTS
24VDC
R
E
S
ET
D
IS
ABLE
4
P
1
2
3
S
T
O
P
START
M
AN
U
AL
IN BYPASS
TIME
DELAY
SEE
NOTE #1
MXTD
CR
MXTD
FAULT
95
CR
STOP
STOP
U
GND
2
3
CUST
CUST 120V
MP
AX2 MOD1
SET POINT SYS
M
GND
MA
4160 VAC
60 HZ
HARNESS TO CM
CONTROL WIRE
RVSS
TRUCK
ASSY
1T3
THEN MXTD TIME SHOULD BE SET AT .1 SEC.
STOP IS DISABLED (0 SEC) ON THE RVSS CONTROL,
ON THE RVSS CONTROL SETTINGS. IF SOFT
THAN THE SOFT STOP SELECTED TIME (Ts)
ADJUST TIME TO BE 5 SEC GREATER
SELECT TIMING RANGE ON MXTD AND
-NOTE #1
IN COMPLETELY/CORRECTLY TO RVSS TRUCK ASSY.
FROM CONTROL MODULE (CM) PLUGGED
CONNECTION MADE WHEN WIRE HARNESS
RVSS WIRE HARNESS SAFETY.
-NOTE #3
-NOTE #2
THE S.S. TRIP LIGHT ON THE RVSS CONTROL
INTERFACE MODULE IN THE RVSS CONTROL
COMPT WILL COME ON WHEN 'M' IS
OPEN. THE S.S. TRIP LIGHT WILL GO OUT
APPROX. 2 SEC AFTER 'M' CLOSES.
-NOTE #4
S.F. ENABLE/DISABLE (SPECIAL FEATURES)
WILL APPEAR ON CIM IF PUMP APPLICATION
SOFTWARE IS INSTALLED IN UNIT.
M5
P
GIL
OFF
4
M5
WIL
FAULT
RVSS
58
FAX
SET @ 3 SEC
.1-30 SEC
ON
DELAY
FDT
P1
12
CO
NTIN
U
ED FR
O
M L
O
WER LEFT
T3
T2
T1
MOTOR
FAX
RIL
RUN
M7
GF1
VACUUM TYPE REDUCED VOLTAGE SOLID STATE 400A STARTER
FAX
FAX
56
CONTINUED
AT UPPER
RIGHT
56
UPON
FAULT
RELAY
ENERGIZED
X2
X1
TDO
H2
AMP
5
L1
L2
L3
GND
B
C
X2
X1
X2
X1
X2
X1
MP PROGRAMMING NOTE:
MP3000 MUST BE PROGRAMMED FOR
AUX2 RELAY OUTPUT TO TRIP ON GROUND
FAULT, INSTANTANEOUS OVERCURRENT,
AND DIFFERENTIAL (IF USED). REFER TO MP3000
MANUAL IL1756B, PAGES 4-14 THROUGH 4-16,
SETPOINTS 10-2, 10-15 AND 10-19. THESE
TIRP CONDITIONS WILL RESULT IN THE
IMMEDIATE OPENING OF THE MAIN CONTACTOR
(UNCONTROLLED SHUTDOWN). ALL OTHER TRIP
FUNCTIONS WILL OPERATE THE TRIP OUTPUT
AND ALLOW THE SOFTSTART MODULE TO OPEN
THE CIRCUIT (CONTROLLED SHUTDOWN.)
G1
2A
A
2B
B
25
24
