Schneider-Electric
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LT4730M7A
Electronic over current relays, TeSys LT47, automatic, 3 to 30A, 200 to 240VAC
Schneider Electric
Characteristics
Main
Range TeSys
Product name TeSys LT
Product or component type Electronic over current relay
Device short name LT47
Device application Protection
Relay application Sensitivity to phase failure
Overload Imax > Isetting
Locked rotor, mechanical jamming I > 3 x Isetting
[Us] rated supply voltage 200...240 V AC
Thermal protection adjustment range 3…30 A
[Ui] rated insulation voltage Power circuit: 600 V AC conforming to CSA
Power circuit: 600 V AC conforming to UL
Power circuit: 690 V AC conforming to IEC 60947-4-1
Complementary
Network frequency 50...60 Hz
Mounting support Rail
Tripping threshold 3...25 A
Electromagnetic compatibility Resistance to electrostatic discharge: 8 kV in open air conforming to IEC 61000-4-2
Resistance to electrostatic discharge: 6 kV in direct mode conforming to IEC 61000-4-2
Conducted emission: class A conforming to EN 55011
Immunity to electromagnetic interference: 10 V/m conforming to IEC 61000-4-3
Immunity to fast transients: 2 kV conforming to IEC 61000-4-4
Surge withstand: 6 kV conforming to IEC 61000-4-5
Conducted HF disturbances: 10 V conforming to IEC 61000-4-6
Auxiliary contact composition 1 NO + 1 NC
[Ith] conventional free air thermal current 3 A for signalling circuit
Associated fuse rating 3 A gG for signalling circuit
3 A BS for signalling circuit
[Uimp] rated impulse withstand voltage 6 kV
Time range 1...120 s - control type R-time
0.3...30 s - control type O-time
Local signalling 1 LED (green)
1 LED (red)
Control type Automatic: reset
Connections - terminals Signalling circuit: screw clamp terminals 1 1…2.5 mm² - cable stiffness: flexible with cable end
Signalling circuit: screw clamp terminals 1 1…2.5 mm² - cable stiffness: flexible without cable end
Signalling circuit: screw clamp terminals 2 1…2.5 mm² - cable stiffness: flexible with cable end
Signalling circuit: screw clamp terminals 2 1…2.5 mm² - cable stiffness: flexible without cable end
Tightening torque Signalling circuit: 1.7 N.m M3.5
Height 70.3 mm
Width 71 mm
Depth 77.2 mm
Net weight 0.192 kg
Environment
Standards IEC 60255-6
IEC 60947
Product certifications UL
CSA
Protective treatment TH conforming to IEC 60068
IP degree of protection IP20 conforming to IEC 60529
IP20 conforming to VDE 0106
Ambient air temperature for operation -25…60 °C without derating conforming to IEC 60947-4-1
Ambient air temperature for storage -30…80 °C
Operating altitude 2000 m
Mechanical robustness Shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7
Vibrations: 4 gn conforming to IEC 60068-2-6
Dielectric strength 2 kV at 50 Hz conforming to IEC 60255-5
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 7.000 cm
Package 1 Width 8.000 cm
Package 1 Length 8.500 cm
Package 1 Weight 193.000 g
Unit Type of Package 2 S02
Number of Units in Package 2 16
Package 2 Height 15.000 cm
Package 2 Width 30.000 cm
Package 2 Length 40.000 cm
Package 2 Weight 3.586 kg
Offer Sustainability
REACh Regulation
print REACh Declaration
EU RoHS Directive Compliant with Exemptions
Mercury free Yes
RoHS exemption information
print Yes
China RoHS Regulation
print China RoHS declaration
Circularity Profile
print End of Life Information
WEEE The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
Contractual warranty
Warranty 18 months