بيمتال 48 الی 80 آمپر   TeSys LRF – electronic thermal overload relay – 48…80 A – class 10   بيمتال 48 الی 80 آمپر Main range TeSys product name TeSys LRF device short name LR9F product or component type Electronic thermal overload relay relay application Motor protection product compatibility LC1F115…LC1F185 network type AC thermal overload class Class 10 conforming to IEC 60947-4 thermal protection adjustment range 48…80 A Complementary network frequency 50/60 Hz supply voltage limits 17…32 V mounting support Direct on contactor Plate tripping threshold 1.12 +/- 0.06 In tripping conforming to IEC 60947-4-1 surge withstand 4 kV conforming to IEC 61000-4-5 contacts type and composition 1 NO + 1 NC [Ith] conventional free air thermal current 5 A for control circuit [Ue] rated operational voltage 1000 V AC 50/60 Hz for power circuit conforming to VDE 0110 group C [Ui] rated insulation voltage Power circuit: 1000 V AC conforming to IEC 60947-4 [Uimp] rated impulse withstand voltage IEC 60947-1 8 kV phase failure sensitivity Tripping in 4 s +/- 20 % conforming to IEC 60947-4-1 reset Manual reset on front relay control type Dial white full-load current adjustment Test button red Push-button red reset Push-button stop local signalling Trip indicator temperature compensation -20…70 °C current consumption <= 5 mA no-load switching capacity for alarm 0…150 mA maximum voltage drop <2.5 V closed state connections – terminals Control circuit: screw clamp terminals 1 cable 0.75…2.5 mm² – cable stiffness: flexible – with cable end Control circuit: screw clamp terminals 1 cable 0.75…2.5 mm² – cable stiffness: solid Control circuit: screw clamp terminals 1 cable 0.75…4 mm² – cable stiffness: flexible – without cable end Control circuit: screw clamp terminals 2 cable 1…1.5 mm² – cable stiffness: flexible – with cable end Control circuit: screw clamp terminals 2 cable 1…2.5 mm² – cable stiffness: flexible – without cable end Control circuit: screw clamp terminals 2 cable 1 mm² – cable stiffness: solid Power circuit: lugs-ring terminals M8 tightening torque Control circuit: 1.2 N.m on screw clamp terminals Power circuit: 18 N.m on screw clamp terminals height 96 mm width 115 mm depth 123.5 mm net weight 0.9 kg