C&H Technology RD Fixed User Manual
6121 Baker Road,
Suite 108
Minnetonka, MN 55345
www.chtechnology.com
Phone (952) 933-6190
Fax (952) 933-6223
1-800-274-4284
Thank you for downloading this document from C&H Technology, Inc.
Please contact the C&H Technology team for the following questions -
Technical
Application
Assembly
Availability
Pricing
Phone – 1-800-274-4284
E-Mail – sales@chtechnology.com
www.chtechnology.com - SPECIALISTS IN POWER ELECTRONIC COMPONENTS AND ASSEMBLIES - www.chtechnology.com
RD Series Fixed
www.vishay.com
Vishay Milwaukee
Fixed Roundwire 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
Roundwire Resistors see www.vishay.com/doc?31830
•Wirewound
• Material categorization: For definitions of compliance
please see www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL MODEL HISTORICAL MODEL
RDEF0008
RDEF0012
RDEF0015
RDEF0020
RDEF0025
RDEF0030
RDEF0045
RDEF0050
RDEF0051
RDEF0061
RDEF0065
RDEF0075
RDEF0076
RDEF0080
RDEF0090
RDEF0095
RDEF0100
RDEF0120
RDEF0130
RDEF0160
RDEF0175
RDEF0220
RDEF0225
RDEF0235
RDEF0240
RDEF0275
RDEF0300
RDEF0500
RDEF0750
RDEF1000
RDEF1150
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(2)
(2)
5-16- 8 0.82 to 13.5K 5
5-28- 12 0.12 to 49K 5
7-24- 15 0.16 to 28.7K 5
7-32- 20 0.13 to 53.2K 5
9-32- 25 0.22 to 35K 5
12-32- 30 0.28 to 29K 5
12-48- 45 0.18 to 63K 5
9-64- 50 0.21 to 119K 5
12-56- 51 0.22 to 83K 5
12-64- 61 0.27 to 97K 5
12-72- 65 0.31 to 122K 5
9-96- 75 0.33 to 207K 5
12-80- 76 0.35 to 134K 5
18-64- 80 0.06 to 53K 5
12-96- 90 0.43 to 172K 5
18-80- 95 0.08 to 79K 5
12-104v 100 0.47 to 186K 5
18-96- 120 0.11 to 100K 5
18-104- 130 0.12 to 111K 5
18-128- 160 0.15 to 144K 5
18-136- 175 0.16 to 156K 5
26-136- 220 0.21 to 69K 5
18-168- 225 0.21 to 200K 5
18-180- 235 0.22 to 216K 5
18-188- 240 0.24 to 227K 5
26-168- 275 0.27 to 90K 5
26-188- 300 0.31 to 104K 5
40-192-S 500 0.49 to 34K 5
40-240-S 750 0.63 to 44K 5
40-320-S 1000 0.89 to 62K 5
52-320-S 1150 1.14 to 41K 5
POWER RATING
W
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)
RDEF0008 to RDEF0300 vitreous enamel coating is standard, silicone coating is available.
(2)
RDSF0500 to RDSF1150 silicone coating is standard.
(3)
Standard fixed resistance tolerance ± 5 %. Resistance values less than 1 and adjustable have ± 10 % tolerance. Closer tolerances
available upon request.
Revision: 10-Jan-13
1
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
RESISTANCE RANGE
TOLERANCE
%
Document Number: 31829
)
(3)
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