User Manual

RB Series Fixed
www.vishay.com
Vishay Milwaukee
Revision: 10-Jan-13
1
Document Number: 31807
For technical questions, contact: vishaymilwaukeeresistor@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Fixed Ribwound Resistor
FEATURES
• Resistance wire is spotwelded to the terminal
bands and then “locked” onto the core with a
vitreous enamel or silicone coating
• Hardware can be supplied mounted, as loose
assemblies, or as individual parts. Enclosures
can also be produced.
Available as fixed and adjustable resistors (for adjustable
Ribwound Resistor see www.vishay.com/doc?31809
)
•Wirewound
Material categorization: For definitions of compliance
please see www.vishay.com/doc?99912
Notes
Ratings are based on a temperature rise of 375 °C above an ambient of 40 °C.
Operating temperature range - 55 °C to 415 °C.
(1)
RBEF0040 to RBEF0550 vitreous enamel coating is standard, silicone coating is available.
(2)
RBSF0750 to RBSF2000 silicone coating is standard.
(3)
Stock wattage, see Ribwound Stock Ribs (www.vishay.com/doc?31808)
(4)
Closer tolerances available upon request.
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL MODEL HISTORICAL MODEL
POWER RATING
W
RESISTANCE RANGE
TOLERANCE
(4)
%
RBEF0040
(1)
9-32-R 40 0.010 to 10.6 10
RBEF0050
(1)
12-32-R 50 0.020 to 8.2 10
RBEF0075
(1)
12-48-R 75 0.010 to 19.3 10
RBEF0090
(1)
9-64-R 90 0.015 to 28.3 10
RBEF0100
(1)
12-56-R 100 0.012 to 24.5 10
RBEF0110
(1)
12-64-R 110 0.015 to 30.6 10
RBEF0120
(1)
12-72-R 120 0.018 to 36.8 10
RBEF0135
(1)
12-80-R 135 0.021 to 42.9 10
RBEF0150
(1)
18-64-R 150 0.019 to 44.8 10
RBEF0160
(1)
12-96-R 160 0.027 to 55.0 10
RBEF0175
(1)
18-72-R 175 0.023 to 53.7 10
RBEF0180
(1)
12-104-R 180 0.030 to 61.3 10
RBEF0220
(1)
18-96-R 220 0.035 to 80.6 10
RBEF0225
(1)
18-98-R 225 0.036 to 82.8 10
RBEF0240
(1)
18-104-R 240 0.038 to 89.5 10
RBEF0300
(1)(3)
18-136-R 300 0.054 to 125 10
RBEF0375
(1)
18-168-R 375 0.069 to 161 10
RBEF0400
(1)
18-180-R 400 0.075 to 175 10
RBEF0420
(1)
18-188-R 420 0.079 to 184 10
RBEF0500
(1)(3)
26-168-R 500 0.081 to 210 10
RBEF0550
(1)
26-188-R 550 0.093 to 242 10
RBSF0750
(2)
40-192-R 750 0.128 to 166 10
RBSF1000
(2)(3)
40-240-R 1000 0.168 to 217 10
RBSF1500
(2)(3)
40-320-R 1500 0.234 to 303 10
RBSF2000
(2)
52-320-R 2000 0.281 to 391 10