Flowserve LY Series Limitorque - Manual (Page 29)

29
Limitorque LY Series: LY 1001, LY 2001 and LY 3001 FCD LMENIM1501-00 – 11/11
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Figure 6.1 – Standard Actuator/Three-Phase
BLU
YEL
BRN
ORG
GRY
PNK
HTR
CLOSE
OPEN
TS18
BLU
/RED
BLU/BLK
TS17
YEL/RED YEL/BLK
RED
YEL/RED
ORG
BLK
YEL
PUR
BRN
GRN
PNK
BLK
BLU/RED BLU
LIMIT SWITCH
BOTTO M
LS7
LS4
LS8
LS5
LS9
LS6
BLU/WHT
RED/BLK
LS3
LS2
TOP
TORQUE
SWITCHES
PUR/WHT
YEL/WHT
PNK
P2
T2
TH.OL
T1
(P) (P)
P1
ORG
PUR
BRN
YEL/BLK
BLU/BLK
PUR/WHT
RED/BLK
YEL/WHT
BLU/WHT
PUR
P2
BLK
WHT
BLK
P1
BLK/WHT
RED/WHT
OPEN INDICATION
CLOSE INDICATION
OPEN CIRCUIT
CLOSE CIRCUIT
WHT
BLK/WHT
OPEN/CLOSE IND. COM
HEATER
T3
3ph
MOTOR
BLK
BRN
RED
POT
4
5
6
7
8
9
1
2
3
1
2
3
4
1
2
3
4
1
2
3
4
5
6
7
8
9
10
11
12
16
17
18
19
20
21
22
23
OPEN CIRCUIT
CLOSE CIRCUIT
1
2
3
15
13
24
14
10
11
12
13
14
15
2
1
SPARE
LIMIT
SWITCH#2
SPARE
LIMIT
SWITCH#3
T1 T2 T3
SPARE
LIMIT
SWITCH#6
SPARE
LIMIT
SWITCH#7
THERMAL OVERLOAD
1
2
1
2
3
4
5
6
1
2
TO MOTOR
POWER
SOURCE
FOR SIGNAL
CONVERTER
WHEN SUPPLIED
PLUGS FOR
INTEGRAL
STARTER
28
29
30
27
25
26
POT (CCW)
POT (SWEEPER)
POT (CW)
1
2
3
PUR/WHT
RED/BLK
BRN
ORG
PUR
BUTTONS
AUX.
TERM.
LIGHTS
BLK
BLU
YEL
GRN
RED
WH
T
BRN
GRY
PNK
ORG
BLU/WHT
YEL/WHT
BLK
GRN
YEL/BLK
BLU
BLU/BLK
BLK
GRN
BLU
YEL/BLK
BLU/BLK
YEL YEL
RED RED
PNK
PUR
BLK
WH
T
WH
T
BLK
BLK
PUR/WHT
YEL/WHT
RED/BLK
BLU/WHT
PNK
PUR
BRN
ORG
YEL
BLU
BLK/WHT
BLU/BLK
YEL/BLK
PUR
BLK
WHT
BLK/WHT
RED/WHT
BRN
RED
BLK BLK
BRN
RED
BR
N
RE
D
BL
K
Limit Switch Contact Development
LIMIT
SWITCH
CONTACT
2
3
4
5
6
7
8
9
VALVE POSITION
FULL
OPEN
FULL
CLOSE
FUNCTION
SPARE
SPARE
OPEN LIMIT
IND LIGHT
INDICATION
INDICATION
CLOSED LIMIT
IND LIGHT
Valve shown in full open position —Closing torque switch interrupts
LEGEND
TH. OL -Thermal Overload Contacts
HTR - Space Heater
Pot - Slider wire transmitter
TS18 —Opening torque switch interrupts
control circuit if mechanical overload
occurs during opening cycle.
TS17
control circuit if mechanical overload
occurs during closing cycle.
NOTES
1. Open contact
2. Close contact
3. All limit switch trip points
are fully adjustable.
LS9
LS4 TS18
TS17 LS8
LS5
23
24
5
6
TH.OL
(P2) (P1)
11 12
LS7 22
LS6 20
LS3 18
LS2 16
10
8
YELLOW
RED
YELLOW YELLOW
BLACK
BLUE
RED
RED
GREEN
BLUE
WHITE BLACK
PUR ORG
PNK BRN
YEL/WHT BLU/WHT
PUR/WHT RED/BLK
GRAY
PINK
HEATER
SPARE LIMIT SWITCH
SPARE LIMIT SWITCH
OPEN CIRCUIT
CLOSE CIRCUIT
THERMAL OVERLOADS
INDICATION
BLUE
BLACK
SPARE LIMIT SWITCH
SPARE LIMIT SWITCH
BLACK
HTR
2
1
9
21
19
17
15
3ph
MOTOR
T2
T1
T3
POT
(CCW) (CW)
26 25 27
BLACK BROWN RE
D