منتج شنايدر LRD3312

المواصفات الفنية

المواصفات الكاملة لـ LRD

Range

TeSys

Product name

TeSys LRD; TeSys Deca

Product or component type

Differential thermal overload relay

Device short name

LRD

Relay application

Motor protection

Network type

DC

Thermal overload class

Class 10A conforming to IEC 60947-4-1

Thermal protection adjustment range

5.5…8 A

Tripping threshold

1.14 +/- 0.06 Ir conforming to IEC 60947-4-1

Auxiliary contact composition

1 NO + 1 NC

Ith conventional free air thermal current

5 A for signalling circuit

Permissible current

3 A at 120 V AC-15 for signalling circuit; 0.22 A at 125 V DC-13 for signalling circuit

Ue rated operational voltage

1000 V AC 0...400 Hz for power circuit conforming to IEC 60947-4-1

Associated fuse rating

4 A gG for signalling circuit; 4 A BS for signalling circuit

Uimp rated impulse withstand voltage

6 kV

Phase failure sensitivity

Tripping current 130 % of Ir on two phase, the last one at 0

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