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EDS / EFS SeriesControl StationsFully Assembled EFS andEDS Factory Sealed DevicesCl. I, Div. 1 & 2, Groups B*, C, DCl. II, Div. 1, Groups E, F, GCl. II, Div. 2, Groups F, GCl. IIINEMA 3, 7B*CD, 9EFGExplosionproofDust-IgnitionproofRaintightWet LocationsApplications:Certifications and Compliances:Factory sealed enclosures are installed in a rigid metallic conduitsystem for surface mounting adjacent to or remote from equipmentbeing controlled and are used: To prevent arcing of enclosed device from causing ignition of aspecific hazardous atmosphere or atmospheres external to theenclosure In industrial areas such as chemical plants, oil and gas refineries,paint and varnish manufacturing plants, gasoline bulk loadingterminals, grain elevators, grain processing industries, coalprocessing or handling areas, or metal handling or finishing areaswhere atmosphere may contain hazardous gases and/or dust In non-hazardous areas where sturdy, durable enclosures arerequired In conjunction with magnetic starters or contactors for remotecontrol of motorsManual motor starting switch enclosures are used: For manual starting of small AC or DC motors To provide manual starting and stopping and, in the case of unitswith heaters, motor running protection NEC/CEC:Class I, Division 1 & 2, Groups B*, C, DClass II, Division 1, Groups E, F, GClass II, Division 2, Groups F, GClass III NEMA/EEMAC: 3, 7B*CD, 9EFG UL Standard: 1203 CSA Standard: C22.2 No. 30Factory sealed devices have many distinct advantages: Reduce installation problems Eliminate external seals Lower installation costs Improve safety Are used with general purpose snap and pushbutton type switches Standard neoprene covers for front operated pushbuttons. Preventsaccumulation of dirt and entrance of water around operating shafts Mounting lugs and taper tapped hubs with integral bushings Large machine screws for fastening covers to bodies Lockout provisions on front operated pushbutton (marked "STOP"and "OFF") and selector switch covers Lockout hole for padlock having 1/ 4" hasp is provided when usedwith covers for front lever and side rocker type operation Close tolerances in machining of wide, mating flanges andjournalled shafts and bearings for front button operation, producesflametightness of enclosure joints On enclosures with front lever and side rocker type operatinghandles, threaded type shafts and bushings are used to ensureflametightness Dead end (EFS or EDS) or through feed (EFSC or EDSC) hubs – 1/2"to 1" sizes When STOP is indicated, button is automatically red. When STARTis indicated, button is automatically green. Otherwise, blackbuttons are standard.Standard Materials: Bodies – Feraloy iron alloy; copper-free aluminum Front operated pushbutton and pilot light covers – Feraloy ironalloy Side operated type pushbutton covers – copper-free aluminum Shafts – stainless steel Shaft bushings – stainless steel Rocker handle and pushbutton guards – type 6 / 6 nylon Sealing enclosures – copper-free aluminumStandard Finishes: Feraloy iron alloy – electrogalvanized and aluminum acrylic paintCopper-free aluminum – naturalType 6 / 6 nylon – blackStainless steel – naturalOptions:The following special options are available from the factory byadding suffix to Cat. #:DescriptionSuffix Momentary red emergency “STOP” button – front operatedmushroom button, breaks normally closed contacts only. S111 Lockout provision on front operated pushbutton cover(standard on buttons marked "OFF" and "STOP"). S153 For 24 VDC operation on pilot lights . S300 Three-position selector switches with modified operation:Momentary contact clockwise operation, spring return tocenter, maintained contact counter-clockwise operationS634Momentary contact counter-clockwise operation, springreturn to center, maintained contact clockwise operation. S635 Bodies and covers (single and two gang units) – copper-freealuminum.SA Where indicated in the catalog listings, EDS units suitablefor Class I, Division 1, Group B usage can be supplied, addsuffix -GB, EFS units are suitable for Class I, Division 1,Group B as standard .GB Maintained red emergency “STOP” button with lockout –front operated mushroom button breaks normally closedand makes normally open contacts (push to stop), lockoutstandard (will not fit with a pilot light if transformer isrequired) . S769 Spring return to center from right and left. S842EDS bodies and factory sealed cover and device sub-assemblies areavailable for field assembly (see page 521).*See suffix GB in Options section.www.crouse-hinds.comUS: 1-866-764-5454CAN: 1-800-265-0502Copyright 2016 Eaton4CFeatures:4C

526-527.qxp12/16/20134:16 PMPage 526EDS / EFS SeriesControl Stations4CCl. I, Div. 1 & 2, Groups B*, C, DCl. II, Div. 1, Groups E, F, GCl. II, Div. 2, Groups F, GCl. IIINEMA 3, 7B*CD, 9EFGFully Assembled EFS andEDS Factory Sealed t LocationsMethods of Factory SealingEDS SeriesFactory sealed EDS and EFS pilot light, pushbutton and selectorswitch control stations do not need external sealing. Device contactsare factory sealed in explosionproof ESWP contact blocks. Small,compact enclosures have accurately ground wide flanges on boththe body and cover for a flame-tight joint.EDS factory sealed snap switches or manual motor starting switchesdo not need external sealing. The switches are enclosed in a uniquesealing well with double flanges which mate with the cover and thebody. Small, compact enclosures have accurately ground wideflanges on body, cover and sealing well for flame-tight joints. Wiringpigtails are factory sealed from under the sealing well. Reliablepouring of seals at the factory ensures safe sealing.4CEFS/EDS SeriesDimensions (Inches) ‡Covers†BodiesHubSize1/23/41Dim. Dim."h""i"/4/8137/16/16/16131315Front View - Single gangPushbutton switch rocker typeside operatedSide ViewGeneral use snap switchfront operated and manualmotor starting switchPushbutton switch frontoperatedSelector switchFront View - Two gang*See suffix GB in Options section.‡Dimensions are approximate, not for construction purposes.† Surface covers have same length and width as bodies.526www.crouse-hinds.comUS: 1-866-764-5454CAN: 1-800-265-0502Copyright 2013 Eaton’s Crouse-Hinds Business

532-533.qxp12/16/20134:17 PMPage 533EDS / EFS Series Control StationsFully Assembled EDS Factory SealedSelector SwitchesMaintained Contact, 600VAC Heavy DutyCl. I, Div. 1 & 2, Groups B*, C, DCl. II, Div. 1, Groups E, F, GCl. II, Div. 2, Groups F, GCl. IIINEMA 3, 7B*CD, 9EFGExplosionproofDust-IgnitionproofRaintightWet Locations4CFurnished with pushbuttons, cam actuated by a maintained contact selector mechanism to operate in the sequences shown in the diagramsbelow. Specify indicating plate markings. See tablebelow listings.Dimensionssee page 5264CEDS11273Ordering Information - Single GangEnclosure with SwitchStylePosition 1Position 2Position 3ReplacementContactBlocks†HubSizeDead EndCat. #Through FeedCat. #Two-Position,Two-CircuitED113/2/41EDS11271 ➀EDS21271 ➀EDS31271 ➀EDSC11271 ➀EDSC21271 ➀EDSC31271 ➀Two-Position,Four-CircuitED123/2/41EDS11272 ➀EDS21272 ➀EDS31272 ➀EDSC11272 ➀EDSC21272 ➀EDSC31272 ➀Three-Position,Two-Circuit ‡ED113/2/41EDS11273 ➀EDS21273 ➀EDS31273 ➀EDSC11273 ➀EDSC21273 ➀EDSC31273 ➀ED123/2/41EDS11274 ➀EDS21274 ➀EDS31274 ➀EDSC11274 ➀EDSC21274 ➀EDSC31274 ➀ED12/2/41EDS11275 ➀EDS21275 ➀EDS31275 ➀EDSC11275 ➀EDSC21275 ➀EDSC31275 ➀1111Three-Position,Four-Circuit ‡13➀ If desired, markings on indicating plates may be added to catalognumber. Select from the list of standard markings below:Two-PositionRUN, JOGHAND, AUTOMATICFORWARD, REVERSEFAST, SLOWOPEN, CLOSEUP, DOWNON, OFFIN, OUTRAISE, LOWERSTART, STOPThree-PositionRUN, OFF, JOGHAND, OFF, AUTOMATICFORWARD, OFF, REVERSEFAST, OFF, SLOW1, OFF, 2OPEN, OFF, CLOSEUP, OFF, DOWN*For Class I, Group B: Consider using EFS series selector switches, see page 534. All enclosures listed above can be modified for Class I, Group B, Div. 1 usage. Add suffix GBto the Cat. No. Seals must be installed within 11/ 2" of each conduit opening in Division 1. These products are suitable for Group B, Div. 2 as listed, without external seals. In Canada, forGroup B applications consult factory.† For replacement contact blocks, see page 571.‡ Suffixes S634 or S635 may be used on these catalog numbers. See page 525 for explanation of options.www.crouse-hinds.comUS: 1-866-764-5454CAN: 1-800-265-0502Copyright 2013 Eaton’s Crouse-Hinds Business533

534-535.qxp12/16/20134:18 PMPage 5344C EDS / EFS Series Control StationsFully Assembled EFS Factory SealedSelector SwitchesMaintained Contact, 600VAC Heavy DutyCl. I, Div. 1 & 2, Groups B*, C, DCl. II, Div. 1, Groups E, F, GCl. II, Div. 2, Groups F, GCl. IIINEMA 3, 7B*CD, 9EFGExplosionproofDust-IgnitionproofRaintightWet LocationsFurnished with pushbuttons, cam actuated by a maintained contact selector mechanism to operate in the sequences shown in thediagrams below. Specify indicating plate markings. See table below listings.Dimensions4Csee page 526EFS11273Ordering Information - Single GangEnclosure with SwitchStylePosition 1Position 2Position 3ReplacementContactBlocks†HubSizeDead EndCat. #Through FeedCat. #3/2/41EFS11271 ➀EFS21271 ➀EFS31271 ➀EFSC11271 ➀EFSC21271 ➀EFSC31271 ➀3/2/41EFS11272 ➀EFS21272 ➀EFS31272 ➀EFSC11272 ➀EFSC21272 ➀EFSC31272 ➀3/2/41EFS11273 ➀EFS21273 ➀EFS31273 ➀EFSC11273 ➀EFSC21273 ➀EFSC31273 ➀3/2/41EFS11274 ➀EFS21274 ➀EFS31274 ➀EFSC11274 ➀EFSC21274 ➀EFSC31274 ➀/2/41EFS11275 ➀EFS21275 ➀EFS31275 ➀EFSC11275 ➀EFSC21275 ➀EFSC31275 CircuitED12Three-Position,Two-Circuit ‡ED11111ED12Three-Position,Four-Circuit ‡1ED12➀If desired, markings on indicating plates may be added to catalognumber. Select from the list of standard markings below:Two-PositionFAST, SLOWIN, OUTRUN, JOGOPEN, CLOSERAISE, LOWERHAND, AUTOMATICUP, DOWNSTART, STOPFORWARD, REVERSEON, OFF3Three-PositionRUN, OFF, JOG1, OFF, 2HAND, OFF, AUTOMATIC OPEN, OFF, CLOSEFORWARD, OFF, REVERSE UP, OFF, DOWNFAST, OFF, SLOW*Class I, Group B: All enclosures listed above are suitable for Class I, Group B, Div. 1 usage. Seals only have to be installed on 1 inch conduit within 5 ft. in Division 1.† For replacement contact blocks, see page 571.‡ Suffixes S634 or S635 may be used on these catalog numbers. See page 525 for explanation of options.534www.crouse-hinds.comUS: 1-866-764-5454CAN: 1-800-265-0502Copyright 2013 Eaton’s Crouse-Hinds Business