Lutron Electronics WC-2M-GC Installer'S Manual Download Page 4

Page: 4 / 16

Determine a Mounting Location

• Mount the WC-2M-GC, WC-4M-GC on a dry, flat indoor

surface such as an electrical closet wall.

• Mount unit in a location that is accessible to allow for

system programming and setup.

• Unit may be mounted in any orientation.

• The unit’s relays will click audibly in normal use. Mount

in a location where this is acceptable.

• The keyholes accept a maximum of 3/16" (5 mm)

mounting bolt. No. 8 (M4) bolt recommended.

• Knockouts are 7/8" (22 mm) in diameter.

12345

STATUS POWER

OPTIONS

Neutral

120V

240V

Motor
Supply

OPEN 1

CLOSE 1

OPEN ALL

CLOSE ALL

OPEN 4

CLOSE 4

OPEN 3

CLOSE 3

OPEN 2

CLOSE 2

SW Live

Neutral

SW Live

Neutral

SW Live

Neutral

SW Live

Neutral

9.5 in.

12 in.

6.2 in.

1.25 in.

7.9 in.

.735 in.

AC Motor
Group Controller

Coopersburg, PA 18036 USA
www.lutron.com

500-9575 Rev

. B

WC-4M-GC

4 MOTOR GROUP CONTROLLER
110-127 V~ 60 Hz
20 A Max. Input Current

LOAD TYPES
Single Phase, Bi-directional Motor
5 A, 1/4 HP per Channel at 120 V~

TYPES DE CHARGES
Phase Simple, Moteur Bidirectionel
5 A, 1/4 HP par Canal a 120 V~

Listed 243C
Ind. Cont. Eq.

Questions? Call Lutron Technical Support
1-800-523-9466 (24 hrs/7 days)

110-127 V~

USA: Class 2

COM

Open

Stop

COM

Open4

Stop4

Close4

COM

Open3

Stop3

Close3

COM

Open2

Stop2

Close2

COM

Open1

Stop1

Close1

Neutral

120 V

Motor
Supply
Jumper

SW Live

Neutral

SW Live

Neutral

SW Live

Neutral

SW Live

Neutral

Line-voltage input power and
motor power wiring entry

Class 2/PELV
wiring entry

2.75 in.

Front View

Side View

Summary of Contents for WC-2M-GC

Page 1: ...uide for Installing Operating and Maintaining a Lutron AC Motor Group Controller Please Read Before Installing Models WC 2M GC 2 Motor Controller WC 4M GC 4 Motor Controller AC Motor Group Controller Installer s Guide ...

Page 2: ...eaker or remove fuse before installing and wiring the controller Do not wire with power ON Operating environment should be between 32 F to 104 F 0 C to 40 C Proper short circuit protection and overload protection must be provided at the distribution panel You can use up to a 20 A breaker for your application where applicable Description The WC 2M GC and WC 4M GC Group Controllers are designed to c...

Page 3: ... Motor Wiring 3 conductors plus ground Line Voltage Wiring AC Motor Group Controller Coopersburg PA 18036 USA www lutron com WC 4M GC 4 MOTOR GROUP CONTROLLER 110 127 V 60 Hz 20 A Max Input Current LOAD TYPES Single Phase Bi directional Motor 5 A 1 4 HP per Channel at 120 V TYPES DE CHARGES Phase Simple Moteur Bidirectionel 5 A 1 4 HP par Canal a 120 V Listed 243C Ind Cont Eq Questions Call Lutron...

Page 4: ...ive 3A Neutral SW Live 4B SW Live 4A Neutral 9 5 in 12 in 6 2 in 1 25 in 7 9 in 735 in AC Motor Group Controller Coopersburg PA 18036 USA www lutron com 500 9575 Rev B WC 4M GC 4 MOTOR GROUP CONTROLLER 110 127 V 60 Hz 20 A Max Input Current LOAD TYPES Single Phase Bi directional Motor 5 A 1 4 HP per Channel at 120 V TYPES DE CHARGES Phase Simple Moteur Bidirectionel 5 A 1 4 HP par Canal a 120 V Li...

Page 5: ...t kit please refer to the instructions provided with the kit Testing motor wiring using a SPDT switch 1 Turn power OFF at circuit breaker MCB or remove fuse 2 Connect the motor ground wire to earth ground Connect earth ground to the ground terminal on the switch 3 Connect the motor neutral wire to supply neutral 4 Using one momentary Single Pole Double Throw SPDT switch for each motor connect hot ...

Page 6: ...e is 9 0 in lbs for line voltage connections and 10 in lbs for earth ground connections Run all power feed and motor power wiring through the knockout holes on the sides of the unit Wiring Detail Neutral 120V 240V Motor Supply SW Live 1B SW Live 1A Neutral SW Live 2A Neutral Power Feed Wiring Motor 1 Power Wires SW Live 1B SW Live 1A Neutral Neutral 120 V Input Motor Supply Jumper Wiring Overview ...

Page 7: ...r to unit Once the appropriate line voltage and motor connections have been made to the unit replace the cover on the line voltage wiring compartment Remove the cover from the Class 2 wiring compartment Turn power back ON 2 Determine AC motor position Determine whether the AC Motor that is controlled by Channel 1 is open or closed If it is open press the Close 1 manual override button If it is clo...

Page 8: ...icated stop input In this wiring example the stop function is achieved by simultaneously providing a closure on the open and close terminals of the input terminal block No connection is made to the stop terminal on the input terminal block Contact closure inputs 3 and 4 are only available on the WC 4M GC ler SA 500 9575 Rev B ROLLER l Motor 120 V rectionel 0 V al Support Class 2 COM Open Stop Clos...

Page 9: ... stop terminal of the input terminal block WC 4M GC Group Controller Shown Class 2 PELV Wiring Com 1 Open 1 Stop 1 Close 1 Com 2 Open 2 Stop 2 Close 2 Com 3 Open 3 Stop 3 Close 3 Com 4 Open 4 Stop 4 Close 4 Contact closure inputs 3 and 4 are only available on the WC 4M GC ler SA 500 9575 Rev B ROLLER l Motor 120 V rectionel 0 V al Support Class 2 COM Open Stop Close COM Open4 Stop4 Close4 COM Open...

Page 10: ...SE 3 OPEN 2 CLOSE 2 OPEN 1 CLOSE 1 WC 4M GC Group Controller Shown Class 2 PELV Wiring Com Open All Stop All Close All Input controls channel 1 motor only optional Input controls channel 2 motor only optional Input controls channels 3 and 4 motors only optional Input simulta neously controls all four channels Contact closure inputs 3 and 4 are only available on the WC 4M GC ler SA 500 9575 Rev B R...

Page 11: ...GC Group Controller Shown Input controls channels 1 and 2 motors on this unit only Input simultaneously controls all four channels on all units parallel wired together Note When connecting multiple Group Controllers in parallel make sure the contact closure device is rated for the total amount of current delivered by each Group Controller total current 2 mA times the number of Group Controllers Ex...

Page 12: ...lose contact closure is received or when another contact closure is received whichever comes first The relays will open immediately upon receiving the stop contact closure Maintained Inputs The power relays remain closed as long as the input closure remains closed However the most recent command received will be executed even if the previous contact closure is still maintained Momentary or maintai...

Page 13: ...if contact closures are provided by the two devices at the same time For instance if one device provides a contact closure to the Open input the Group Controller energizes the Switched Live output that opens the AC motor If the second device then provides a contact closure to the Close input the Group Controller will then de energize the Switched Live output stopping the AC motor At this point bot...

Page 14: ...mper and 120 V Input Voltage terminals See page 6 Troubleshooting Motors cannot be controlled from low voltage contact closure inputs but operate properly with the manual Open Close buttons Contact closure miswire Verify connections on contact closure inputs Motors only move while low voltage contact closure is applied Options Switch 5 in ON position Change position of Options Switch 5 to OFF See ...

Page 15: ...15 Notes ...

Page 16: ...RANTY OF MERCHANTABILITY IS LIMITED TO ONE YEAR FROM PURCHASE THIS WARRANTY DOES NOT COVER THE COST OF INSTALLATION REMOVAL OR REINSTALLATION OR DAMAGE RESULTING FROM MISUSE ABUSE OR IMPROPER OR INCORRECT REPAIR OR DAMAGE FROM IMPROPER WIRING OR INSTALLATION THIS WARRANTY DOES NOT COVER INCIDENTAL OR CONSEQUENTIAL DAMAGES LUTRON S LIABILITY ON ANY CLAIM FOR DAMAGES ARISING OUT OF OR IN CONNECTION ...

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