Data Sheet

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DATASHEET - T0-3-8243/EZ

Step switches, T0, 20 A, centre mounting, 3 contact unit(s), Contacts: 5, 45

°, maintained, With 0 (Oﬀ) position, 0-5, Design number 8243

Part no. T0-3-8243/EZ

Catalog No. 083938



Similar to illustration

Delivery program

Product range   Control switches

Part group reference   T0

Basic function   Step switches

   with black thumb grip and front plate

Contacts   5

Number of steps   5 steps, 45°

Degree of Protection   Front IP65

Design   centre mounting

  

Contact sequence  

Switching angle  ° 45

Switching performance   maintained

With 0 (Oﬀ) position

Design number   8243

Front plate no.  

front plate   0-5

Motor rating AC-23A, 50 - 60 Hz

  

400 V P kW 5.5

Rated uninterrupted current I

A 20

Note on rated uninterrupted current !

  Rated uninterrupted current I

is speciﬁed for max. cross-section.

Number of contact units  contact

unit(s)

Technical data

General

Standards   IEC/EN 60947, VDE 0660, IEC/EN 60204, CSA, UL

Switch-disconnector according to IEC/EN 60947-3

Climatic prooﬁng   Damp heat, constant, to IEC 60068-2-78

Damp heat, cyclic, to IEC 60068-2-30

Ambient temperature   

01/09/2020 Eaton 083938 ED2019 V63.0 EN 1 / 6

Summary of content (6 pages)

PAGE 1
DATASHEET - T0-3-8243/EZ Step switches, T0, 20 A, centre mounting, 3 contact unit(s), Contacts: 5, 45 °, maintained, With 0 (Oﬀ) position, 0-5, Design number 8243 Part no. Catalog No.
PAGE 2
Open °C -25 - +50 Enclosed °C -25 - +40 Overvoltage category/pollution degree Rated impulse withstand voltage III/3 Uimp Mechanical shock resistance V AC 6000 g 15 Mounting position As required Contacts Electrical characteristics Rated operational voltage Ue V AC 690 Rated uninterrupted current Iu A 20 Note on rated uninterrupted current !u Rated uninterrupted current Iu is speciﬁed for max. cross-section.
PAGE 3
Rated operational current switch 440 V Ie A 20 P kW 230 V P kW 3 400 V 415 V P kW 5.5 500 V P kW 7.5 690 V P kW 5.5 230 V Ie A 13.3 400 V 415 V Ie A 13.3 500 V Ie A 13.3 690 V Ie A 7.
PAGE 4
Auxiliary contacts General Use IU A Pilot Duty 10 A 600 P 300 Switching capacity Maximum motor rating Single-phase 120 V AC HP 0.5 200 V AC HP 1 240 V AC HP 1.5 200 V AC HP 3 240 V AC HP 3 480 V AC HP 7.5 600 V AC HP 7.5 Three-phase Short Circuit Current Rating SCCR Basic Rating kA 5 max. Fuse A 50 High fault rating kA 10 max. Fuse A 20, Class J AWG 18 - 14 Terminal capacity Solid or ﬂexible conductor with ferrule Terminal screw M3.5 Tightening torque lb-in 8.
PAGE 5
10.10 Temperature rise The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices. 10.11 Short-circuit rating Is the panel builder's responsibility. The speciﬁcations for the switchgear must be observed. 10.12 Electromagnetic compatibility Is the panel builder's responsibility. The speciﬁcations for the switchgear must be observed. 10.
PAGE 6
Dimensions ② ZFS-... Label mount not included as standard Assets (links) Declaration of CE Conformity 00003075 Instruction Leaﬂets IL03801020Z2018_05 01/09/2020 Eaton Industries GmbH http://www.eaton.eu © 12/2019 by Eaton Industries GmbH Eaton 083938 ED2019 V63.