Product data sheet

Specifications

TeSys Deca thermal overload

relays, 23...32A, class 20

LR3D3553

Product availability : Stock - Normally stocked in distribution

facility

Price* : 107.00 USD

Main

Range

TeSys

Product name

TeSys LRD

TeSys Deca

Product or Component Type

Non differential thermal overload relay

Device short name

LR3D

Relay application

Motor protection

Product Compatibility

LC1D80

LC1D95

Network type

DC

AC

Thermal overload class

Class 20 IEC 60947-4-1

Thermal protection adjustment

range

23…32 A

[Ui] rated insulation voltage

Power circuit 1000 V IEC 60947-4-1

Power circuit 600 V CSA

Power circuit 600 V UL

Complementary

Network Frequency

0...400 Hz

Mounting support

Plate, with specific accessories

Rail, with specific accessories

Under contactor

Tripping threshold

1.14 +/- 0.06 Ir IEC 60947-4-1

Auxiliary contact composition

1 NO + 1 NC

[Ith] conventional free air

thermal current

5 A signalling circuit

[Ue] rated operational voltage

690 V AC 0...400 Hz power circuit IEC 60947-4-1

Associated fuse rating

4 A gG signalling circuit

4 A BS signalling circuit

[Uimp] rated impulse withstand

voltage

6 kV IEC 60947-1

Phase failure sensitivity

Tripping current 130 % of Ir on two phase, the last one at 0

Control type

Red push-button stop

Blue push-button reset

Temperature compensation

-4…140 °F (-20…60 °C)

*  Price is “List Price” and may be subject to a trade discount – check with your local distributor or retailer for actual price.

May 25, 2022

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