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1. PRODUCT:
1. Power Wirewound Resistors. Fiber Glass Core and with Ceramic Case. Wirewound
construction, Insulated and Flameproof
(PSP & PSM SERIES)
2. PART NUMBER:
Part number of the cement resistor is identified by the name, power, tolerance, packing,
temperature coefficient and resistance value.
Example：
PSP 400 J B - 100R
(1) (2) (3) (4) (5) (6)
Series Power Resistance Packing Temperature Resistance
Name Rating Tolerance Style Coefficient Value
of Resistance
(1) Style： PSP SERIES: Axial Type
PSM SERIES: Vertical Type
(2) Power Rating： 400=4W、500=5W、7WS=7W、700=7W、900=9W、11A=11W、
17A=17W
(3) Tolerance： J = ±5%、K = ±10%
(4) Packaging Type： B = Bulk Packing
R = Taped in reel
(5) Temperature Coefficient ： ±400ppm/℃
(6) Resistance Value：E24 Series
Example：0R1, 1R、10R、100R、10K……
