“EST. 1987”

LRD3355 – TeSys Deca thermal overload relays, 30…40A, class 10A,motor protection

SKU SCHLRD3355 Category

Description

TeSys LRD thermal overload relay, 40A1000V, thermal setting range 30-40A, tripping class 10A, for protection of 3-phase motors 18.5kW@400V. Differential device with phase failure and load unbalance detection. It provides a thermal adjustement dial, a manual-automatic reset selector acting also as reset button, a trip test button for simulation of a tripping, a stop button, a flag indicator and 2 auxiliary contacts 1NO+1NC for fault signalling. Settings are protected by a transparent cover lockable by sealing. Connection by screw clamp terminals, it connects directly to the bottom terminals of 3-pole contactors LC1D80-D95. Mounting on DIN rail or screw fixing, separated from the contactor, with use of a terminal block LA7D3064 (to be ordered separately). Multi standards certified (IEC, UL, CSA, CCC, EAC, ATEX, Marine), Green Premium compliant (RoHseach).

Additional information

Brand

Schneider Electric

Green_premium_status

TRUE

[Ue] rated operational voltage

1000 V AC 0…400 Hz for power circuit conforming to IEC 60947-4-1

[Uimp] rated impulse withstand voltage

6 kV conforming to IEC 60947-1

ambient air temperature for operation

-20-60 °C without derating conforming to IEC 60947-4-1

ambient air temperature for storage

-60-70 °C

Depth

115 mm

Height
Width
Compatibility code

LRD

Connections terminals

control circuit: screw clamp terminals 2 cable(s) 1-2.5 mm² flexible with cable end

Control type

blue push-button: reset

Ip degree of protection

IP20 conforming to IEC 60529

supplier sku

LRD3355

Auxiliary contacts

1 NO + 1 NC

Current range

30-40 A

Downloads

Click to access SCHLRD3355_DATASHEET.pdf

Click to access SCHLRD3355_PEP.pdf