Fractional HP Starters, Class SMF

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Manual Control Fractional HP Starters, Class SMF General

Class SMF Class SMF fractional horsepower starters provide overload protection as well as manual on-off control for small horsepower motors in a variety of industrial and commercial applications. Available in one or two pole versions, these devices are suitable for use with AC single phase motors up to 1 HP. Two pole starters can also be used with DC motors up to 3⁄4 HP. Typical applications include fans, conveyors, pumps, and small machine tools. Continuous Current Rating

16 amperes. Overload Trip Assembly

Motor protection is provided by a Class SMFH heater element which must be installed before the starter will operate. Two Speed Starters

Two speed manual starters are designed for control of small single phase AC motors having separate windings for high and low speed operation. Two toggle operated starters are used, with overload protection included for each motor winding. Surface mounting devices, and those with a gray flush plate, utilize a mechanical interlock which allows direct control of the motor by means of the toggle operators.

Enclosures

Class SMF, NEMA Type 1 surface mounting enclosures are sheet steel with a thermo-plastic wrap-around cover for convenience in wiring. The NEMA Type 1 enclosure is also available in an oversized version which allows more wiring space. A zinc alloy die casting is used for NEMA Type 4 enclosures. Pilot Lights

Red or green neon pilot light units are available for flush mounting plates, NEMA Type 1 enclosures, and NEMA Type 4 enclosures. Pilot lights may be either factory or field installed. (For starters that contain a pilot light, a Red light is standard. For a Green pilot light add "G" to the end of the catalog number.) Terminals

Binding head screw type terminals are suitable for #10 or smaller copper wire, and are accessible from the front. All terminals are clearly marked. Mounting

Open types without a pilot light fit standard single gang switch boxes, and can be used with any cover plate having a standard toggle cutout. Single-unit flush mounting types, including those with pilot lights, are suitable for wall mounting in a standard switch box or for machine cavity mounting without a box. Operation

Available with toggle handle or with removable key type operator to discourage unauthorized operation.

Siemens Energy & Automation, Inc. Industrial Controls Catalog

Class SMF Starter in a NEMA Type 1 Enclosure with Pilot Light

Emergency Off Actuator

A toggle operator extender is available for Class SMF, NEMA Type 1 surface mounted units. The extender has a red vinyl button that provides a fast and easy method for locating and switching the device‘s toggle operator into the OFF position. The Emergency Off Actuator is available in kit form only for field installation. Handle Guard/Lock-Off

An optional handle guard on Class SMF, NEMA Type 1 enclosed starters prevents accidental operation of the toggle operator and also allows the toggle operator to be padlocked in either the “ON” or “OFF” position. This handle guard can be factory installed on NEMA Type 1 enclosed starters and is also available in kit form for field installation on NEMA Type 1 surface and flush mounting enclosures. Standard NEMA Type 4 metallic enclosures include provisions for padlocking the device in the OFF position.

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Manual Control Fractional HP Starters with Melting Alloy Overload, Class SMF Selection Ordering Information

Horsepower Ratings Maximum Horsepower



Heater Elements see page 6/130.  Technical Data see www.sea.siemens.com/controls.  Field Modification Kits see page 6/71.  Dimensions see pages 6/88.  Wiring Diagrams see page 6/116.

Class SMF Starter in a NEMA Type 1 Enclosure with Pilot Light

Volts

AC Single Phase

DC

1 Pole

2 Pole

2 Pole

115–230

1

1

34

277

1

1





Starter—Class SMF, Single Phase General Purpose Flush Mounting Open Starter with Flush Plate (No Enclosure Provided) Standard Jumbo Gray Stainless Stainless Flush Steel Steel Plate Flush Plate Flush Plate

Type Open Type of No. of Catalog Price Catalog Price Catalog Price Catalog Operator Poles Starter Features No $ No $ No $ No Standard Red Pilot Light Standard Red Pilot Light Standard Red Pilot Light Standard Red Pilot Light

1 Toggle 2 1 Key 2

SMFF01 SMFF01P SMFF02 SMFF02P SMFF03 SMFF03P SMFF04 SMFF04P

38.50 62.00 46.00 69.00 54.00 77.00 62.00 85.00

SMFFF1 SMFFF1P SMFFF2 SMFFF2P SMFFF3 SMFFF3P SMFFF4 SMFFF4P

42.50 65.00 50.00 73.00 58.00 73.00 65.00 89.00

SMFFS1 SMFFS1P SMFFS2 SMFFS2P SMFFS3 SMFFS3P SMFFS4 SMFFS4P

45.00 69.00 54.00 77.00 62.00 85.00 69.00 92.00

NEMA Type 1 General Purpose Enclosure, Surface Mounting

Standard

Price Catalog $ No

— — SMFFSJ1P 81.00 — — SMFFSJ2P 89.00 — — SMFFSJ3P 96.00 — — SMFFSJ4P 104.00

SMFFG1 SMFFG1P SMFFG2 SMFFG2P SMFFG3 SMFFG3P SMFFG4 SMFFG4P

Oversized Price Catalog $ No

46.00 69.00 54.00 77.00 62.00 85.00 69.00 92.00

Price $

SMFFGJ1 54.00 SMFFGJ1P 77.00 SMFFGJ2 62.00 SMFFGJ2P 85.00 SMFFGJ3 69.00 SMFFGJ3P 92.00 SMFFGJ4 77.00 SMFFGJ4P 100.00

NEMA Type 3R, 4 & 12

NEMA Type 4

NEMA Type 7 & 9

Watertight, Dust-tight Metallic Enclosure with Clear Cover

Watertight, Dust-tight Metallic Enclosure

Class I Groups B, C, D & Class II Groups E, F, G Enclosures

Catalog No

Price Catalog $ No

SMFFWN1 SMFFWN1P SMFFWN2 SMFFWN2P SMFFWN3 SMFFWN3P SMFFWN4 SMFFWN4P

162.00 169.00 223.00 231.00 177.00 185.00 239.00 247.00

Price Catalog $

— — — — — — — —

No

— — — — — — — —

Price $

— — — — — — — —

— — — — — — — —

Starter With Handle Guard Lock Off—Class SMF, Single Phase Standard Red Pilot Light (2) 3⁄4" NPT Outlets (2) 3⁄4" NPT Outlets and Red Pilot Light Standard Red Pilot Light (2) 3⁄4" NPT Outlets (2) 3⁄4" NPT Outlets and Red Pilot Light

1 Toggle 2

— — —

— — —







— — —





— — —

— — — —





— — —





 



— — —













— — —

SMFFW1 173.00 SMFFR1 189.00 SMFFW1P 235.00 — — SMFFW1H 189.00 SMFFR1H 204.00





SMFFW1PH 250.00 —

69.00 — 92.00 — — —

— — —

SMFFW2 181.00 SMFFR2 196.00 SMFFW2P 243.00 — — SMFFW2H 196.00 SMFFR2H 212.00



SMFFW2PH 258.00 —



— — —

SMFFG5 54.00 SMFFGJ5 SMFFG5P 77.00 SMFFGJ5P — — —

62.00 — 85.00 — — —















— — —



— — —

SMFFG6 62.00 SMFFGJ6 SMFFG6P 87.00 SMFFGJ6P — — —



































One Starter in Duplex Enclosure—Class SMF, Single Phase General Purpose Flush Mounting Open Starter with Flush Plate - (No Enclosure Provided)

Type of Operator

Number of Poles

Toggle

2

Key

2

Starter Features

Gray Flush Plate For Wall or Cavity Mounting Catalog No Price $

Stainless Steel Flush Plate for Wall or Cavity Mounting Catalog No Price $

NEMA Type 1 General Purpose Enclosure Surface Mounting Catalog No Price $

Replacement Starters Catalog No Price $

Standard Red Pilot Light Red Pilot Light

— — —

— — —

— — —

— — —

SMFFG02 SMFFG02P SMFFG04P

85.00 108.00 108.00

— — —

— — —

123.00 208.00 239.00

— SMFFS22P SMFFS44P

— 216.00 247.00

SMFFG222 SMFFG222P SMFFG44P

131.00 216.00 247.00

— — —

— — —

Two Starters In Duplex Enclosure—Class SMF, Single Phase Toggle

2 Per Starter

Key

2 Per Starter

Standard Red Pilot Light on Each Starter Red Pilot Light on Each Starter

SMFFF222 SMFFF222P SMFFF44P

Starter And “Auto-Off-Hand” SPDT Selector Switch (AC Only)—Class SMF, Single Phase 1 Toggle 2 Key

2

Standard Red Pilot Light Standard Red Pilot Light Red Pilot Light

SMFFF71 SMFFF71P SMFFF72 SMFFF72P SMFFF74P

112.00 135.00 119.00 143.00 158.00

— SMFFS71P — SMFFS72P SMFFS74P

— 143.00 — 150.00 166.00

SMFFG71 SMFFG71P SMFFG72 SMFFG72P SMFFG74P

119.00 143.00 127.00 150.00 166.00

— — — — —

— — — — —

SMFFF11 SMFFF11P

162.00 247.00

— —

— —

SMFFG11 SMFFG11P

169.00 254.00

SMFF01T SMFF01PT

46.00 69.00

Two Speed Starters (AC Only)—Class SMF, Single Phase 1 Toggle 2

Mechanical Interlock Mechanical Interlock and (2) Red Pilot Lights Mechanical Interlock, HIGH-OFF-LOW Selector Switch and (2) Red Pilot Lights Mechanical Interlock Mechanical Interlock and (2) Red Pilot Lights Mechanical Interlock, HIGH-OFF-LOW Selector Switch and (2) Red Pilot Lights

 One heater element required.  Furnished with (1) 3⁄4" NPT Outlet

in bottom





SMFFS101P

254.00





SMFF01PT

69.00

SMFFF22 SMFFF22P

177.00 262.00

— —

— —

SMFFG22 SMFFG22P

185.00 270.00

SMFF02T SMFF02PT

54.00 77.00





SMFFS202P

270.00





SMFF02PT

77.00

 Two heater elements required.  Order Open Type starter plus separate

 For

handle guard kit.

(reversible for top feed).

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Discount Code: Manual Starters

starters that contain a pilot light, a Red light is standard. For a Green pilot light add "G" to the end of the catalog number.

Siemens Energy & Automation, Inc. Industrial Controls Catalog