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Merrill Control Switches

 

  • Switches
  • Wiring

 

Control Switches

 Control Switch

 

1) Extra heavy duty pressure switch on previous page

2) Includes heavy-duty run capacitor - replaces the extra traditional parts in a control
box - relay and start capacitor
** Merrill run capacitor is sized to start the motor and continues to help run the motor - reduces motor amp. draw by 10+%
** Merrill run capacitor easily changeable for larger HP

3) Circuit reset button included for 1 HP and larger

4) Color fully wired photo included with each control switch to make it easy

 

Heavy-Duty Control Switches

 

Model No.UPC Bar CodePreset OnPreset OffCarton Qty.Motor HPWeight/Lbs.
Heavy-Duty Control Switches (230 volt)
Model No.: MCSHD.54060 UPC Bar Code (Qty. 1): 6 42367 43326 0 Preset On: On @ 40psi Preset Off: Off @ 60psi Run Capacitor: 20 Motor HP: 1/2 Weight/Lbs.: 3.2
Model No.: MCSHD.56080 UPC Bar Code (Qty. 1): 6 42367 43327 7 Preset On: On @ 60psi Preset Off: Off @ 80psi Run Capacitor: 20 Motor HP: 1/2 Weight/Lbs.: 3.2
Model No.: MCSHD.754060 UPC Bar Code (Qty. 1): 6 42367 43328 4 Preset On: On @ 40psi Preset Off: Off @ 60psi Run Capacitor: 25 Motor HP: 3/4 Weight/Lbs.: 3.3
Model No.: MCSHD.756080 UPC Bar Code (Qty. 1): 6 42367 43329 1 Preset On: On @ 60psi Preset Off: Off @ 80psi Run Capacitor: 25 Motor HP: 3/4 Weight/Lbs.: 3.3
Model No.: MCSHD1.4060 UPC Bar Code (Qty. 1): 6 42367 43330 7 Preset On: On @ 40psi Preset Off: Off @ 60psi Run Capacitor: 40 Motor HP: 1 to 1-1/2 Weight/Lbs.: 3.4
Model No.: MCSHD1.6080 UPC Bar Code (Qty. 1): 6 42367 43331 4 Preset On: On @ 60psi Preset Off: Off @ 80psi Run Capacitor: 40 Motor HP: 1 to 1-1/2 Weight/Lbs.: 3.4
Heavy-Duty Control Switches (115 volt)
Model No.: MCSHD4060 UPC Bar Code (Qty. 1): 6 42367 43424 3 Preset On: On @ 40psi Preset Off: Off @ 60psi Run Capacitor: 40 Motor HP: 1/2 Weight/Lbs.: 3.2
Model No.: MCSHD6080 UPC Bar Code (Qty. 1): 6 42367 43425 0 Preset On: On @ 60psi Preset Off: Off @ 80psi Run Capacitor: 40 Motor HP: 1/2 Weight/Lbs.: 3.2

 

Heavy-Duty Control Switch Parts

 

Model No.UPC Bar CodeDescriptionWeight/Lbs.
Model No.: AMCAP UPC Bar Code (Qty. 1): 6 42367 43080 1 Description: 1/2 HP Capacitor Weight/Lbs.: 0.18
Model No.: AMCAP25 UPC Bar Code (Qty. 1): 6 42367 43283 6 Description: 3/4 HP Capacitor Weight/Lbs.: 0.2
Model No.: AMCAP40 UPC Bar Code (Qty. 1): 6 42367 43284 3 Description: 1 and 1-1/2 HP Capacitor Weight/Lbs.: 0.3
Model No.: AMCAP50 UPC Bar Code (Qty. 1): 6 42367 43542 4 Description: 2 HP Capacitor Weight/Lbs.: 0.37
Model No.: AMCAP60 UPC Bar Code (Qty. 1): 6 42367 43543 1 Description: 3 HP Capacitor Weight/Lbs.: 0.41
Model No.: AMCAP70 UPC Bar Code (Qty. 1): 6 42367 43544 8 Description: 5 HP Capacitor Weight/Lbs.: 0.5
Model No.: MPS1140G UPC Bar Code (Qty. 1): 6 42367 43206 5 Description: Thermal Reset Weight/Lbs.: 0.02

 

1/4" NPT Swivel Union - No need to spin switch case

 

Model No.UPC Bar CodeFemale x MaleDescriptionWeight/Lbs.
Model No.: MPS25U UPC Bar Code (Qty. 1): 6 42367 11931 7 Female x Male: 1/4" NPT x 1/4" NPT Description: Hexagonal Base Weight/Lbs.: 0.15
Model No.: MPS25UTS UPC Bar Code (Qty. 1): 6 42367 12138 9 Female x Male: 1/4" NPT x 1/4" NPT Description: Stop Turn Screw Weight/Lbs.: 0.15

 


 

Control Switch Wiring

 Control Wiring

 

Instruction for cross reference of WIRE COLORS for USA Domestic/60 HZ. Motors and Foreign/50 HZ. Motors (European or Asian color codes)

  Motor Wire Colors USA Domestic/60HZ. Motor Wire Colors Foreign/50HZ.
Start windings RED BROWN
Main windings BLACK YELLOW
Line Wire YELLOW BLUE or GRAY
Ground GREEN GREEN with YELLOW STRIP

 

Wire colors for 3 wire motors single phase (60 or 50 HZ) 115 or 230 volt

Power Wires Incoming   Pump Motor Wires (USA)
RED L1 Pressure Switch RED Red wire nut on capacitor wire
BLACK L2 Pressure Switch BLACK M2 with Blue capacitor wire
GREEN Grounding lug of Switch YELLOW M1 (1/2 and 3/4 HP) Pressure Switch or (1 and 1-1/2 HP) Yellow crimp terminal on circuit overload reset that is already wire, to M1 on pressure switch.
GREEN Ground lug of Switch

 

Merrill Control Switch has Run the Motors for the Below List of Pump Companies

 

CompanyCountry
A.Y. McDonald USA
AA Rotating Apparatus Corp. (Aurora Motors)  USA
ABB, Inc. USA
Alstra Industries USA
American West Windmill & Solar USA
American-Marsh Pumps USA
BMR USA Inc. USA
C.R.I. Pumps (PVT) Ltd. Asia
Central Water Pump Inc. USA
DAB Pumps, Inc. USA
Flint &Walling USA
Flowserve USA
Franklin Electric USA
GenPro Energy Solutions (Solar) USA
Goulds Water Technology, a Xylem Brand USA
Grundfos USA
Hitachi America, Ltd. USA
Hydroflo Pumps USA, Inc. USA
Karlington USA
National Pump Company USA
Nidec Motor Corporation USA
Pentair Flow Technologies USA
Rentzel Energy Equipment Co. (RPM) USA
Robbco Pumps USA
Ruhrpumpen USA
SME-USA Inc. USA
Shakti Pumps USA LLC Asia
Solar Power & Pump Company (Solar) USA
Stairs Industrial Co. Ltd. Asia
Submersibles and Electric Inc. USA
Sumoto Srl Europe
SunPumps Inc. (Solar) USA
Teco-Westinghouse USA
Unitra, Inc. USA
Vansan Makina San ve Tic A.S. Europe
Varuna Pumps Asia
Weber Industries Inc. (Webtrol Pumps) USA
Well Pumps S.A. Europe
Wellmate and American Plumber by Pentair USA
Wilo USA LLC Europe
Wolf Pump USA
Yaskawa America Inc. Asia


 

Well Water
Water Well Trust

ngwa 2016
Water Systems Council