LR2D3557 热负荷继电器 CA3KN31BD3 交流接触器详细介绍

LR2D3557 

TeSys LRD thermal overload relays - 37...50 A - class 20

Characteristics

Main

RangeTeSys 

Product nameTeSys LRD 

Product or component typeDifferential thermal overload relay 

Device short nameLR2D 

Relay applicationMotor protection 

Product compatibilityLC1D80 

LC1D95 

Network typeAC 

DC 

Overload tripping classClass 20 conforming to IEC 60947-4-1 

Thermal protection adjustment range37...50 A 

[Ui] rated insulation voltage690 V power circuit conforming to IEC 60947-4-1 

600 V power circuit conforming to UL 

600 V power circuit conforming to CSA 

Complementary

Network frequency0...400 Hz 

Mounting supportUnder contactor 

Rail with specific accessories 

Plate with specific accessories 

Tripping threshold1.14 +/- 0.06 Ir conforming to IEC 60947-4-1 

[Ith] conventional free air thermal current5 A for signalling circuit 

Permissible current0.06 A at 440 V DC-13 for signalling circuit 

0.72 A at 500 V AC-15 for signalling circuit 

[Ue] rated operational voltage690 V AC 0...400 Hz 

[Uimp] rated impulse withstand voltage6 kV 

Phase failure sensitivityTripping current 130 % of Ir on two phase, the last one at 0 

Control typeBlue push-button for reset mode 

Red push-button stop 

Temperature compensation-20...60 掳C 

Connections - terminalsControl circuit : screw clamp terminals 2 cable(s) 1...2.5 mm虏 - cable stiffness: solid - without cable end 

Control circuit : screw clamp terminals 2 cable(s) 1...2.5 mm虏 - cable stiffness: flexible - with cable end 

Control circuit : screw clamp terminals 2 cable(s) 1...2.5 mm虏 - cable stiffness: flexible - without cable end 

Power circuit : screw clamp terminals 1 cable(s) 4...35 mm虏 - cable stiffness: solid - without cable end 

Power circuit : screw clamp terminals 1 cable(s) 4...35 mm虏 - cable stiffness: flexible - with cable end 

Power circuit : screw clamp terminals 1 cable(s) 4...35 mm虏 - cable stiffness: flexible - without cable end 

Tightening torquePower circuit : 9 N.m - on screw clamp terminals 

Control circuit : 1.7 N.m - on screw clamp terminals 

Height100 mm 

Width75 mm 

Depth121 mm 

Product weight0.535 kg 

Environment

StandardsATEX D 94/9/CE 

EN 60947-4-1 

EN 60947-5-1 

IEC 60947-4-1 

IEC 60947-5-1 

UL 508 

CSA C22.2 No 14 

Product certificationsATEX INERIS 

BV 

CCC 

CSA 

DNV 

GL 

GOST 

RINA 

UL 

LROS 

Protective treatmentTH conforming to IEC 60068 

IP degree of protectionIP20 conforming to IEC 60529 

Ambient air temperature for operation-20...60 掳C without derating conforming to IEC 60947-4-1 

Ambient air temperature for storage-60...70 掳C 

Fire resistance850 掳C conforming to IEC 60695-2-1 

Flame retardanceV1 conforming to UL 94 

Mechanical robustnessShocks 15 Gn for 11 ms IEC 60068-2-7 

Vibrations 6 Gn IEC 60068-2-6 

Dielectric strength6 kV at 50 Hz conforming to IEC 60255-5 

LC1-F115B5

LC1-F115E5

LC1-F115E7

LC1-F115F5

LC1-F115F7

LC1-F115M5      

LC1-F115M7

LC1-F115Q5

LC1-F115Q7

LC1-F150B5

LC1-F150E5

LC1-F150E7

LC1-F150F5

LC1-F150F7

LC1-F150M5

LC1-F150M7

LC1-F150Q5

LC1-F150Q7

LC1-F1700F7

LC1-F1700FD

LC1-F1700M7

LC1-F1700MD

LC1-F1700Q7

LC1-F185F5

LC1-F185F7

LC1-F185FD

LC1-F185M5

LC1-F185M6

LC1-F185M7

LC1-F185MD

LC1-F185Q5

LC1-F185Q7

LC1-F2100F7

LC1-F2100FD

LC1-F2100M7

LC1-F2100MD

LC1-F225B5

LC1-F225F5

LC1-F225F7

LC1-F225FD

LC1-F225M5

LC1-F225M7

LC1-F225MD

LC1-F265F7

LC1-F265FD

LC1-F265M7

LC1-F265MD

LC1-F265Q7

LC1-F330F7

LC1-F330FD

LC1-F330M7

LC1-F330MD

LC1-F330Q7

LC1-F400F7

LC1-F400FD

LC1-F400M7

LC1-F400MD

LC1-F400Q7

LC1-F500F7

LC1-F500FD

LC1-F500M7

LC1-F500MD

LC1-F500Q7

LC1-F630F7

LC1-F630M7

LC1-F630MD

LC1-F630Q7

LC1-F780F7

LC1-F780M7

LC1-F780Q7

LC1-F800FW

LC1-F800MW

LC1-F800QW

LC1F115

LC1F1154

LC1F1154M5

LC1F1154M7

LC1F1154MD

LC1F1154P7

LC1F1154Q5

LC1F1154Q7

LC1F115BD

LC1F115E5

LC1F115E7

LC1F115F5

LC1F115F7

LC1F115G6

LC1F115G7

LC1F115M5

LC1F115M6

LC1F115M7

LC1F115MD

LC1F115P5

LC1F115P7

LC1F115Q5

LC1F115Q7

LC1F115U5

LC1F150

LC1F1504

LC1F1504M5

LC1F1504M7

LC1F1504P7

LC1F1504Q7

LC1F150B5

LC1F150BD

LC1F150D5

LC1F150E5

LC1F150E7

LC1F150F5

LC1F150F6

LC1F150F7

LC1F150FD

LC1F150GD

LC1F150M5

LC1F150M6

LC1F150M7

LC1F150MD

LC1F150P7

LC1F150Q5

LC1F150Q7

LC1F150R7

LC1F150U5

LC1F150V7

LC1F1700

LC1F1700F7

LC1F1700FD

LC1F1700GD

LC1F1700M7

LC1F1700MD

LC1F1700N7

LC1F1700P7

LC1F1700Q7

LC1F1700R7

LC1F1700S7 

LC1F1700U7

LC1F1700UD

LC1F1700V7

LC1F1700W7

LC1F185

LC1F1854

LC1F1854BD

LC1F1854M5

LC1F1854M7

LC1F1854Q7

LC1F185BD

LC1F185ED

LC1F185F5

LC1F185F7

LC1F185FD

LC1F185G7

LC1F185GD

LC1F185M5

LC1F185M6

LC1F185M7

LC1F185MD

LC1F185N7

LC1F185P5

LC1F185P7

LC1F185Q5

LC1F185Q7

LC1F185R7

LC1F185S038

LC1F185U5

LC1F185U7

LC1F185V7

LC1F2100

LC1F2100F7

LC1F2100FD

LC1F2100GD

LC1F2100M7

LC1F2100MD

LC1F2100N7

LC1F2100P7

LC1F2100Q7

LC1F2100R7

LC1F2100S7

LC1F2100U7

LC1F2100UD

LC1F2100V7

LC1F2100W7

LC1F225

LC1F2254

LC1F2254FD

LC1F2254M5

LC1F2254M7

LC1F2254P7

LC1F2254Q7

LC1F225B5

LC1F225BD

LC1F225F5

LC1F225F7

LC1F225FD

LC1F225GD

LC1F225M5

LC1F225M7

LC1F225MD

LC1F225N5

LC1F225N7

LC1F225P5

LC1F225P7

LC1F225Q5

LC1F225Q7

LC1F225R7

LC1F225S7

LC1F225U5

LC1F225U7

LC1F265

LC1F2654

LC1F2654FD

LC1F2654M7

LC1F2654MD

LC1F2654Q7

LC1F2657M7

LC1F265F7

LC1F265FD

LC1F265FE7

LC1F265G7

LC1F265GD

LC1F265M7

LC1F265MD

LC1F265N7

LC1F265P7

LC1F265Q7

LC1F265R7

LC1F265U7

LC1F265V7

LC1F330

LC1F3304

LC1F3304FD

LC1F3304M7

LC1F3304Q7

LC1F330B7

LC1F330BD

LC1F330ED

LC1F330F7

LC1F330FD

LC1F330FE7

LC1F330GD

LC1F330M7

LC1F330MD

LC1F330P7

LC1F330Q7

LC1F330R7

LC1F330U7

LC1F400

LC1F4004

LC1F4004M7

LC1F4004P7

LC1F4004Q7

LC1F4007M7

LC1F400ED

LC1F400F7

LC1F400FD

LC1F400FE7

LC1F400G7

LC1F400M7

LC1F400MD

LC1F400N7

LC1F400P7

LC1F400Q7

LC1F400R7

LC1F400U7

LC1F500

LC1F5004

LC1F5004FWS225

LC1F5004M7

LC1F5004MD

LC1F5007M7

LC1F500ED

LC1F500F7

LC1F500FD

LC1F500FE7

LC1F500GD

LC1F500M7

LC1F500MD

LC1F500N7

LC1F500P7

LC1F500Q7

LC1F500R7

LC1F500U7

LC1F630

LC1F6302

LC1F6302M7

LC1F6304

LC1F6304FD

LC1F6304M7

LC1F6304MD

LC1F630F7

LC1F630M7

LC1F630MD

LC1F630N7

LC1F630P7

LC1F630P7S011

LC1F630P7S181

LC1F630Q7

LC1F630R7

LC1F630S011

LC1F630S181

LC1F630U7

LC1F780

LC1F7804

LC1F7804F7

LC1F7804P7

LC1F780F7

LC1F780M7

LC1F780N7

LC1F780P7

LC1F780Q7

LC1F780R7

LC1F800

LC1F800FW

LC1F800MW

LC1F800QW