9171500990 Rev M BE1-40Q General Information 1-3MODEL AND STYLE NUMBERBE1-40Q electrical characteristics and operational features are defined by a combination of letters andnumbers that make up the style number. Model number BE1-40Q designates the relay as a BaslerElectric Loss of Excitation Relay. The model number, together with the style number, describes theoptions included in a specific device and appears on the front panel, draw-out cradle, and inside the caseassembly.The style number identification chart for the BE1-40Q relay is illustrated in Figure 1-4.Figure 1-4. BE1-40Q Style Identification ChartStyle Number ExampleIf a BE1-40Q relay has a style number of F3E–E1O–B1S2F, the relay has the following features:F -------- 60 Hz single-phase current sensing3 -------- 120 Vac, 25-1000 varE -------- One output relay with normally open contactsE1 ------ Definite timingO ------- Operating power derived from 48 VdcB-------- One current operated target1 -------- Push-to-energize outputS -------- Power supply status output2 -------- One auxiliary output relay with normally closed contactsF -------- Semi-flush mounting case