... terminal connectors The small size of the CS/CSL 028 makes it ideal for use in enclosures where space ... temperatureAxial fan, ball bearingair flow, free flow: CS 028: 13.8m³/h CSL 028: 45m³/h (230VAC), 54m³/h (120VAC) ... 104°F)Connection2-pole clamp max. 2.5mm² (CSL 028 with strain relief), clamping screw torque 0.8Nm max.Casingplastic ... accordance with UL508A Compact Semiconductor Fan Heater CSL 028