LT4730BA - TeSys LT47 electronic over current relays automatic 3...30 A 24 V AC/DC - Schneider Electric
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125,08 € incl. VAT
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TeSys LT47 electronic over current relays automatic 3...30 A 24 V AC/DC - Schneider Electric
SPECIFICATIONS
Main
Device short name
LT47
Range
TeSys
Product Name
TeSys LT
[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
Power circuit: 600 V AC conforming to UL
Power circuit: 690 V AC conforming to IEC 60947-4-1
Relay application
Locked rotor, mechanical jamming I > 3 x Isetting
Overload Imax > Isetting
Sensitivity to phase failure
Overload Imax > Isetting
Sensitivity to phase failure
thermal protection adjustment range
3…30 A
Complementary
[ith] conventional thermal current
3 A for signalling circuit
Control type
automatic: reset
Product certifications
CSA
UL
UL
Handle front plate colour
70.3 mm
Product or component type
Electronic over current relay
tightening torque
Signalling circuit: 1.7 N.m M3.5
[uimp] rated impulse withstand voltage
6 kV
[us] rated supply voltage
24 V AC
24 V DC
24 V DC
Auxiliary contact composition
1 NO + 1 NC
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
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
Associated fuse rating
3 A gG for signalling circuit
3 A BS for signalling circuit
3 A BS for signalling circuit
Device application
Protection
time range
1...120 s - control type R-time
0.3...30 s - control type O-time
0.3...30 s - control type O-time
width (w)
71 mm
mechanical robustness
Shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7
Vibrations: 4 gn conforming to IEC 60068-2-6
Vibrations: 4 gn conforming to IEC 60068-2-6
network frequency
50...60 Hz
Local signalling
1 LED (green)
1 LED (red)
1 LED (red)
Net weight
0.192 kg
Mounting support
Rail
depth
77.2 mm
dielectric strength
2 kV at 50 Hz conforming to IEC 60255-5
Tripping threshold
3...25 A
Environment
Ambient air temp for storage/transportation
-30…80 °C
ip degree of protection
IP20 conforming to IEC 60529
IP20 conforming to VDE 0106
IP20 conforming to VDE 0106
operating altitude
2000 m
ambient air temperature for operation
-25…60 °C without derating conforming to IEC 60947-4-1
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
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
standards
IEC 60255-6
IEC 60947
IEC 60947
protective treatment
TH conforming to IEC 60068
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