معرفی و خرید بی متال اشنایدر مدل LRD3353

TeSys

Range

TeSys LRD

Product name

Differential thermal overload relay

Product or component type

LRD

Device short name

Motor protection

Relay application

LC1D80
LC1D95

Product compatibility

AC

DC

Network type

Class 10A conforming to IEC 60947-4-1

Thermal overload class

23…32 A

Thermal protection adjustment range

Power circuit: 1000 V conforming to IEC 60947-4-1
Power circuit: 600 V conforming to CSA
Power circuit: 600 V conforming to UL

[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

0.72 A at 500 V AC-15 for signalling circuit
0.06 A at 440 V DC-13 for signalling circuit

Permissible current

1000 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 IEC 60947-1

[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

Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² flexible without cable end
Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² flexible with cable end
Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² solid without cable end
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 without cable end

Connections – terminals

Control circuit: 1.7 N.m – on screw clamp terminals
Power circuit: 9 N.m – on screw clamp terminals

Tightening torque

81 mm

Height

70 mm

Width

115 mm

Depth

0.51 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

2.2 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
ATEX INERIS

Product certifications