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Datasheet generated 2026-10-07
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Cam switch, coded (TM-2-8551/EZ)

Eaton · Switchgear & Protection · Disconnect Switches · Ireland · eaton.com
Part Number
TM-2-8551/EZ  ·  HS 8536.50
Cam switch, coded (TM-2-8551/EZ)

Eaton TM-2-8551/EZ Mini Switch BCD-coded - 30°.

Technical Specifications

Manufacturer part number (MPN)TM-2-8551/EZ
EAN / GTIN4015080454892
Sales unitpcs
Eaton catalogue number045489
Depth87 mm
Height30 mm
Width30 mm
Weight0.044 kg
CertificationsIEC/EN 60947-3; Certified by UL for use in Canada; UL; CE; CSA; CSA-C22.2 No. 94; UL 508; IEC/EN 60947; UL Category Control No.: NLRV; UL File No.: E36332; UL report applies to both US and Canada; CSA-C22.2 No. 14-05; IEC/EN 60947-5-1; VDE 0660
Actuator functionWith 0 (Off) position; Maintained
Actuator typeToggle
Number of switch positions10
Ambient operating temperature - max50 °C
Ambient operating temperature - min-25 °C
Ambient operating temperature (enclosed) - max40 °C
Ambient operating temperature (enclosed) - min-25 °C
Climatic proofingDamp heat, cyclic, to IEC 60068-2-30; Damp heat, constant, to IEC 60068-2-78
Control circuit reliability1 failure per 100,000 switching operations statistically determined, at 24 V DC, 10 mA)
Number of contacts4
Heat dissipation per pole, current-dependent Pvid0.15 W
Rated operational current for specified heat dissipation (In)10 A
Rated operating voltage (Ue) at AC - max500 V
Rated operational power at AC-23A, 400 V, 50 Hz3 kW
Rated uninterrupted current (Iu)10 A
Uninterrupted currentRated uninterrupted current Iu is specified for max. cross-section.
Fitted with0 (off) position; Black thumb grip and front plate
Inscription0-9
Number of polesZero-pole
Switch function typeBCD Code 0-9
Degree of protectionIP65
Degree of protection (front side)IP65; NEMA 12
Lifespan, mechanical1,000,000 Operations
Mounting methodCenter mounting
Mounting positionAs required
Number of contact units2
Operating frequency1200 Operations/h
Overvoltage categoryIII
Pollution degree3
Product categoryControl switches
Rated impulse withstand voltage (Uimp)4000 V AC
Suitable forFront mounting
Switching angle30 °
TypeCoding switch
Assigned motor power at 115/120 V, 60 Hz, 1-phase0.33 HP
Assigned motor power at 115/120 V, 60 Hz, 3-phase0.75 HP
Assigned motor power at 230/240 V, 60 Hz, 1-phase0.75 HP
Assigned motor power at 230/240 V, 60 Hz, 3-phase1 HP
Assigned motor power at 277 V, 60 Hz, 1-phase0.75 HP
Short-circuit protection rating10 A gG/gL, Fuse, Contacts
Switching capacity (auxiliary contacts, general use)10A, IU, (UL/CSA)
Switching capacity (auxiliary contacts, pilot duty)A300 (UL/CSA)
Switching capacity (main contacts, general use)10 A, Rated uninterrupted current max. (UL/CSA)
Screw sizeM2.5, Terminal screw
Terminal capacity (flexible with ferrule)2 x 1.0 mm², ferrules to DIN 46228; 1 x 1.0 mm², ferrules to DIN 46228
Terminal capacity (flexible)1 x 1.5 mm²; 2 x 1.5 mm²
Terminal capacity (solid/flexible with ferrule AWG)14
Terminal capacity (solid/stranded)1 x 1.5 mm²; 2 x 1,5 mm²
Tightening torque3.5 lb-in, Screw terminals; 0.4 Nm, Screw terminals
Type of switchCoding switch
Max. rated operation voltage Ue AC500 V
Rated permanent current Iu10 A
With zero (off) positionYes
With retraction in 0-positionNo
Device constructionBuilt-in device
Suitable for floor mountingNo
Suitable for front mountingYes
Suitable for distribution board installationNo
Suitable for intermediate mountingNo
Complete device in housingNo
Type of control elementWing knob
Front shield size30x30 mm
Degree of protection (IP), front sideIP65
Country of originAustria

Properties

MOQ1

Cross-References

Attached Documents