بی متال اشنایدر مدل LRD21

TeSys

Range

TeSys LRD

Product name

Differential thermal overload relay

Product or component type

LRD

Device short name

Motor protection

Relay application

LC1D32

LC1D18

LC1D25

LC1D38

Product compatibility

AC

DC

Network type

Class 10A conforming to IEC 60947-4-1

Thermal overload class

12…18 A

Thermal protection adjustment range

Power circuit: 600 V conforming to CSA

Power circuit: 600 V conforming to UL

Power circuit: 690 V conforming to IEC 60947-4-1

[Ui] rated insulation voltage

0…400 Hz

Network frequency

Plate, with specific accessories

Rail, with specific accessories

Under contactor

Mounting support

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

Tripping threshold

1 NO + 1 NC

Auxiliary contact composition

5 A for signalling circuit

[Ith] conventional free air thermal current

1.5 A at 240 V AC-15 for signalling circuit

0.1 A at 250 V DC-13 for signalling circuit

Permissible current

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

[Ue] rated operational voltage

4 A gG for signalling circuit

4 A BS for signalling circuit

Associated fuse rating

6 kV

[Uimp] rated impulse withstand voltage

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

Phase failure sensitivity

Red push-button: stop

Blue push-button: reset

Control type

-20…60 °C

Temperature compensation

Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible without cable end

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

Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² solid

Power circuit: screw clamp terminals 1 cable(s) 1.5…10 mm² flexible without cable end

Power circuit: screw clamp terminals 1 cable(s) 1…4 mm² flexible with cable end

Power circuit: screw clamp terminals 1 cable(s) 1…6 mm² solid

Connections – terminals

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

Power circuit: 2.5 N.m – on screw clamp terminals

Tightening torque

66 mm

Height

45 mm

Width

70 mm

Depth

0.124 kg

Net weight

TH conforming to IEC 60068

Protective treatment

IP20 conforming to IEC 60529

IP degree of protection

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

Ambient air temperature for operation

-60…70 °C

Ambient air temperature for storage

V1 conforming to UL 94

Flame retardance

Vibrations: 6 Gn conforming to IEC 60068-2-6

Shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7

Mechanical robustness

1.89 kV at 50 Hz conforming to IEC 60947-1

Dielectric strength

EN/IEC 60947-4-1

EN/IEC 60947-5-1

UL 60947-4-1

UL 60947-5-1

CSA C22.2 No 60947-4-1

CSA C22.2 No 60947-5-1

GB/T 14048.4

GB/T 14048.5

EN 50495

Standards

IEC

UL

CSA

CCC

EAC

BV

RINA

DNV-GL

LROS (Lloyds register of shipping)

ATEX INERIS

Product certifications