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Schneider Electric LT4730ES — Auxiliary Contacts

Schneider Electric LT4730ES

MPNLT4730ES
Obsolete

TeSys LT47 electronic over current relays - manual - 3...30 A - 48 V AC/DC

Schneider Electric LT4730ES datasheet (PDF)
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

LT4730ES — Identification
ParameterValue
Product typeElectronic overcurrent relay
Product range / familyTeSys
Product name / familyTeSys LT
LT4730ES — Ratings
ParameterValue
Conventional free-air thermal current (Ith)3 A for signalling circuit
Network frequency50...60 Hz
LT4730ES — Contacts & Poles
ParameterValue
Auxiliary contact composition1 NO + 1 NC
LT4730ES — Performance
ParameterValue
Rated insulation voltage (Ui)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
Rated impulse withstand voltage (Uimp)6 kV
LT4730ES — Mechanical
ParameterValue
Terminal connections / wire rangeSignalling 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
Terminal tightening torqueSignalling circuit: 1.7 N.m M3.5
IP degree of protectionIP20 conforming to IEC 60529 IP20 conforming to VDE 0106
Width71 mm
Height70.3 mm
Depth77.2 mm
LT4730ES — Environmental
ParameterValue
Operating ambient temperature-25...60 °C without derating conforming to IEC 60947-4-1
Storage ambient temperature-30...80 °C
Operating altitude2000 m
Protective treatmentTH conforming to IEC 60068
LT4730ES — Approvals
ParameterValue
StandardsIEC 60947 IEC 60255-6
LT4730ES — Electrical
ParameterValue
Tripping threshold3...25 A
[Us] rated supply voltage48 V AC 48 V DC
LT4730ES — Specifications
ParameterValue
Thermal protection adjustment range3...30 A
Time range0.5..30 s - control type D-time 0.3...10 s - control type O-time
Control typepush-button: reset electrical: reset
LT4730ES — I/O
ParameterValue
Relay applicationLocked rotor, mechanical jamming I > 3 x Isetting Overload Imax > Isetting Sensitivity to phase failure
MPN
LT4730ES