СКУ: LR3D21
Термични защити модел D 12 A 18A
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Brand
Schneider Electric
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Type of electrical connection of main circuit
EV000415
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Mounting method
EV003970
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Reset function automatic
TRUE
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Reset function input
FALSE
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Max. rated operation voltage Ue
690
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Release class
EV011240
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Number of auxiliary contacts as normally closed contact
1
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Number of auxiliary contacts as normally open contact
1
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Reset function push-button
TRUE
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Adjustable current range
12
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Number of auxiliary contacts as change-over contact
TeSys LRD thermal overload relay, 18A/690V, thermal setting range 12-18A, tripping class 10A, for protection of 3-phase motors 7.5kW@400V. Non differential device, it can be used with unbalanced loads. It provides a thermal adjustement dial, a manual-automatic reset selector, a test selector for simulation of a tripping, reset and stop buttons, a flag indicator and 2 auxiliary contacts 1NO+1NC for fault signalling. Settings are protected by a transparent cover lockable by sealing. Connection by screw clamp terminals, it connects directly to the bottom terminals of 3-pole contactors LC1D18-D38. Mounting on DIN rail or screw fixing, separated from the contactor, with use of a terminal block LAD7B106 (to be ordered separately). Multi standards certified (IEC, UL, CSA, CCC, EAC, ATEX, Marine).
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