Power supplies for hazardous duty

-- Control Engineering, 12/1/2001

Irving, Tex. - Entrelec's DIN-rail mount switching power supplies, 5 - 48 Vdc and 0.3 - 5 A, are now approved for UL 1604 Class I and II, Div. 2 Groups A, B, C, and D locations. All models do not require current derating in UL 508 applications. Power factor correction is available in several models. All models accept universal input ac range or either 47 to 440 Hz or 47 to 63 Hz. The products operate over a temperature range of 0 to 55 °C. Inputs are fused, and maximum peak-to-peak ripple is less than 300 mV.

Entrelec