Anhui Power Electric Co., Ltd.  

Product Name: dB Grid Brake Resistor Model NO.: DB Grid Application: Metro Resistance change scale: Linear Scale Shape: Oval Quantity: Single Connection Type: Fixed Resistor Packaging: Surface Mount Material: metal Film Resistor Installation: Horizontal Mount Function for Resistance: Protective Resistor, Load Resistor Resistance: Variable Resistor Transport Package: Carton Packing Origin: Bengbu, Anhui HS Code: 8533900000 Product Description Product Characteristics1. Air heavily laden with salt, fine dust and/or sand in any combination;Relative humidity in the range 20% to 100% RH;Rainfall up to 150 mm/hr;Altitudes ranging from sea level to 730 metres above sea level;Solar radiation up to 1200 W/m²;Locomotive speed in the range 0 to 120 km/h in either direction;Shock loads up to and including 4g longitudinally, 2g transversely, and 2g vertically, where g is the acceleration due to gravity;Continuous exposure to vibration,For all altitudes up to and including 100 metres above sea level, ambient air temperatures in the range -9 °C to 60 °C measured in shade;For all altitudes greater than 100 metres above sea level, ambient air temperatures in the range -9 °C to T, where "T" is linearly derated from 50 °C in shade at 100 metres above sea level to 39 °C in shade at 730 metres above sea level.Outline (mm)Technical FeaturesRated power(W)Resistor range (Ω)Precision rangeDielectric strength (V)(PPM/°C)1200WAir blast cooling1.03Ω±5% 5600V±160PPM/°CEnvironmental use requirementsLine No SpecificationsUse requirement1Temperature range-20°C ~ + 380°C2Humidity requirements<=90%3Protection requirements Avoid using in rain, snow or wet environment4Installation requirements Use where there is no severe vibration or jolting5Cooling requirementsAir blast coolingDerating CurveProduct use areaProduct packaging