Dynamic Power Grid Brake Resistor for Metro Train, Subway

• Resistance: Fixed Resistor
• Function for Resistance: Protective Resistor, Load Resistor
• Installation: Horizontal Mount
• Material: Metal Film Resistor
• Packaging: Surface Mount
• Type: Power Resistor
• Model NO.: DB Grid
• Quantity: Single Connection
• Shape: Rectangular
• Resistance change scale: Linear Scale
• Application: Metro,Large Locomotives
• Brand: Power Electric
• Certificate: ISO9001
• Transport Package: Carton Packing
• Specification: 645x173
• Trademark: Anhui Power Electric
• Origin: Bengbu, Anhui
• HS Code: 8533900000
• Production Capacity: 50 Piece/Week

Product Description

 

/ Product Characteristics /

1. Air heavily laden with salt, fine dust and/or sand in any combination;
2. Relative humidity in the range 20% to 100% RH;
3. Rainfall up to 150 mm/hr;
4. Altitudes ranging from sea level to 730 metres above sea level;
5. Solar radiation up to 1200 W/m²;
6. Locomotive speed in the range 0 to 120 km/h in either direction;
7. Shock loads up to and including 4g longitudinally, 2g transversely, and 2g vertically, where g is the acceleration due to gravity;
8. Continuous exposure to vibration,
9. 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;
10. 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 Features /

 

Rated power (W)	Resistor range  (Ω)	Precision range	Dielectric strength (V)	(PPM/°C)
1200W Air blast cooling	1.03Ω	±5%	5600V	±160PPM/°C

 

 

/ Environmental use requirements /

Line No	Specifications	Use requirement
1	Temperature range	-20°C ~ + 380°C
2	Humidity requirements	<=90%
3	Protection requirements	Avoid using in rain, snow or wet environment
4	Installation requirements	Use where there is no severe vibration or jolting
5	Cooling requirements	Air blast cooling

 

 

/ Derating Curve /

 

/ Product use area /

 

/ Product Photos /