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LRD Use in Explosive Atmospheres. EC type examination certificate:. LRD 21 pp. Operation of the Test button allows:. Relays LRD 01 to 35 are supplied with the. Deliberate action is required. Conforming to standards. Product certifications. Degree of protection. Protective treatment. Ambient air temperature. Operating positions. Shock resistance. Vibration resistance. Dielectric strength at 50 Hz. Surge withstand. Conforming to VDE Conforming to IEC Normal operation,.

IEC Minimum and maximum. In relation to normal. Permissible acceleration. Electrical characteristics of power circuit. Relay type. Tripping class. Conforming to UL ,. Rated impulse withstand voltage Uimp. Frequency limits.

Of the operating current. Setting range. Depending on model. Electrical characteristics of auxiliary contacts. Conventional thermal current. Maximum sealed current. Occasional operating cycles. Short-circuit protection. By gG or BS fuses. VDE , BS Protection against direct finger contact IP 2X. Any position. LRD 01…16,. LR3 D01…D LRD 21…35,. LR3 D21…D Operating characteristics.

Temperature compensation. Tripping threshold. Sensitivity to phase failure. Tripping curves. Average operating times related to multiples of the setting current. Differential thermal overload relays for use with fuses. Class 10 A 1 with connection by screw clamp terminals or connectors. Fuses to be used with selected relay. BS88 A. For use. D32 and D Download LRD12 Datasheet. Relays LRD 01 to 35 are supplied with the selector in the manual position, protected by a cover.

Deliberate action is required to move it to the automatic position. Differential thermal overload relays for use with fuses Class 10 A 1 with connection by screw clamp terminals or connectors b Compensated relays with manual or automatic reset, b with relay trip indicator, b for a.


Schneider Electric LRD12 Overload Relay IEC 600V



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