Schneider - LR9F5371 TESYS LRF - ELECTRONIC THERMAL OVERLOAD RELAY - 132...220 A - CLASS 10, 1 NO+1 NC

Thermal Overload Relay, 1NO + 1 NC

Versatile, this TeSys LR9F electronic thermal overload relay, with a thermal setting range 132-220 Amps has been designed for the protection of industrial electric motors rated between 90-110kW at 400V. Suitable for mounting directly below a TeSys F 3-pole contactor (types LC1 F185, F225, F265 with mounting plate LA7F901).

This 3-pole thermal overload relay has been designed to protect electric motors against phase failure, extended starting times and prolonged stalling. On the front of the relay is a thermal adjustment dial, test buttons, stop and manual reset buttons, a trip indicator, trip auxiliary contacts 1NO+1NC, and a sealable cover.  Suitable for a wide range of industrial electric motor protection installations.

Thermal Overload Relay Features

• 3 Pole configuration
• Ideal for motor protection
• Compatible with LC1F185 – LC1F225, 265 contactors
• Rated operational voltage 1000 VAC (Ue)
• Surge withstand voltage 4 kV
• Supply voltage limits 17 – 32 V
• Conventional free air thermal current 5 Amp
• Thermal protection adjustment range is 132 to 220 A
• Normal State Configuration 1NO + 1NC
• Direct on contactor mounting
• Dimensions HxWxD 101 x 115 x 123.5 mm
• IP20 protection rating
• Manual reset
• Screw terminal
• Number of auxiliary Contacts - 2
• Dimension WxDxL 45x66x123 mm
• Operating Temperature Range-20 to +60 °C
• IP20 protection rating
• Standards IEC 60255-17, IEC 60947-4-1, IEC 60255-8, VDE 0660, EN 60947-4-1
• Certifications UL, CSA, UKCA