Data Sheet

ManualsBrandsEaton ManualsActuatorsT0-2-8120/E Reversing switch 1 pc(s)

DATASHEET - T0-2-8120/E

Revolving contact, T0, 20 A, ﬂush mounting, 2 contact unit(s), Contacts:

4, 45 °, momentary, With 0 (Oﬀ) position, with spring-return from both

directions to 0, 1>0<2, design no. 8120

Part no. T0-2-8120/E

Catalog No. 011657



Similar to illustration

Delivery program

Product range   Control switches

Part group reference   T0

Basic function   Revolving contact

   with black thumb grip and front plate

Contacts   4

Degree of Protection   Front IP65

Design   ﬂush mounting

  

Contact sequence  

Switching angle  ° 45

Switching performance   momentary

With 0 (Oﬀ) position

with spring-return from both directions to 0

Design number   8120

Front plate no.  

front plate   1>0<2

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

06/18/2021 Eaton 011657 ED2021 V80.0 EN 1 / 5

Summary of content (5 pages)

PAGE 1
DATASHEET - T0-2-8120/E Revolving contact, T0, 20 A, ﬂush mounting, 2 contact unit(s), Contacts: 4, 45 °, momentary, With 0 (Oﬀ) position, with spring-return from both directions to 0, 1>0<2, design no. 8120 Part no. Catalog No.
PAGE 2
Climatic prooﬁng Damp heat, constant, to IEC 60068-2-78 Damp heat, cyclic, to IEC 60068-2-30 Ambient temperature 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 I
PAGE 3
690 V Ie A 4.9 690 V star-delta Ie A 8.5 AC-23A Motor rating AC-23A, 50 - 60 Hz 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.