C&H Technology SPR2214 User Manual
SPR2213 and SPR2214
Vishay Dale
Wirewound Resistors, Special Purpose
Commercial, High Power
FEATURES
• High power/size ratio
• Quick connect terminals
• Complete welded construction
• High surge capability
• Non-inductive styles available
• Special inorganic potting compound and ceramic case
provide high thermal conductivity in a fireproof package
• SPR2214 includes a center terminal option
STANDARD ELECTRICAL SPECIFICATIONS
POWER RATING
P
GLOBAL
MODEL
SPR2213 SPR-2213 40 70 0.5 - 24K
SPR2214 SPR-2214 50 100 1.0 - 44K
HISTORICAL
MODEL
WITHOUT HEAT SINK WITH HEAT SINK
25 °C
W
RESISTANCE RANGE
± 5 %, ± 10 %
Ω
TECHNICAL SPECIFICATIONS
PARAMETER UNIT SPR2213 AND SPR2214 RESISTOR CHARACTERISTICS
Temperature Coefficient ppm/°C ± 50 below 10 Ω, ± 30 10 Ω and above
Short Time Overload - 10 x rated power for 5 s
Maximum Working Voltage V (P x R)
Operating Temperature Range °C - 65 to + 275
Dielectric Withstanding Voltage V
AC
1/2
2500
GLOBAL PART NUMBER INFORMATION
New Global Part Numbering: SPR221375R000JD (preferred part numbering format)
SP R2 21 37 5R 00 0J D
GLOBAL MODE L V ALU ET OLERANCE PA CKAGING SPECIAL
SPR2213 R = Decima l J = ± 5.0 % D = Skin pack (S51) (Dash Number)
SPR2214 K = Thousand K = ± 10 % (up to 2 digits)
R 15000 = 0.15 Ω From 1 - 99
1K5000 = 1500 Ω
Historical Part Number Example: SPR-2213 75 Ω 5 % S51 (will continue to be accepted)
Ω
SPR-2213 75
HIST ORICA L MODE LR ESIST ANCE V ALU ET OLERANCE PA CKAGIN G
5 % S51
CODE
as applicable
www.vishay.com For technical questions, contact: ww2aresistors@vishay.com
176 Revision: 05-Aug-05
Document Number: 30224
SPR2213 and SPR2214
Wirewound Resistors, Special Purpose
DIMENSIONS in inches [millimeters]
SPR2213
W
SPR2214
GLOBAL
MODEL
SPR2213
SPR2214
A
typical
3.375
[85.73]
4.563
[115.90]
Commercial, High Power
H
W
H
0.827 [21.01]
± 0.020 [0.508]
DIMENSIONS in inches [millimeters]
B
± 0.031 [0.794]
3.00
[76.20]
4.125
[104.78]
± 0.031 [0.794]
2.50
[63.50]
3.625
[92.08]
0.195 [4.95]
± 0.005 [0.127]
Diameter
C
1.25
[31.75] typical
A
B
C
W
± 0.005 [0.127]
0.250 x 0.031
[6.35 x 0.794]
0.250 x 0.031
[6.35 x 0.794]
Vishay Dale
0.195 [4.95]
± 0.005 [0.127]
H
typical
0.810
[20.57]
0.810
[20.57]
MATERIAL SPECIFICATIONS
Element: Copper-nickel alloy or nickel-chrome alloy,
depending on resistance value
Core: Steatite ceramic
Body: Steatite ceramic case with inorganic potting
compound
Terminals: Nickel plated steel
Bracket: Zinc plated steel
Part Marking: DALE, model, wattage, value, tolerance, date
code
120
100
80
60
40
20
RATED POWER IN %
0
- 65 - 25
Derating
75 125 175 225 275
25
AMBIENT TEMPERATURE IN °C
PERFORMANCE
TEST CONDITIONS OF TEST TEST LIMITS
Thermal Shock Rated power applied until thermally stable, then a minimum of 15 min at - 55 °C ± (2.0 % + 0.05 Ω) ΔR
Short Time Overload 10 x rated power for 5 s ± (2.0 % + 0.05 Ω) ΔR
Dielectric Withstanding Voltage 1000 V
Low Temperature Storage - 65 °C for 24 h ± (2.0 % + 0.05 Ω) ΔR
High Temperature Exposure 250 h at + 275 °C ± (2.0 % + 0.05 Ω) ΔR
Moisture Resistance MIL-STD-202 Method 106, 7b not applicable ± (2.0 % + 0.05 Ω) ΔR
Shock, Specified Pulse MIL-STD-202 Method 213, 100 g’s for 6 ms, 10 shocks ± (0.2 % + 0.05 Ω) ΔR
Vibration, High Frequency Frequency varied 10 to 2000 Hz, 20 g peak, 2 directions 6 h each ± (0.2 % + 0.05 Ω) ΔR
Load Life 1000 h at rated power, + 25 °C, 1.5 h “ON”, 0.5 h “OFF” ± (3.0 % + 0.05 Ω) ΔR
, 1 min ± (0.1 % + 0.05 Ω) ΔR
rms
Document Number: 30224 For technical questions, contact: ww2aresistors@vishay.com
Revision: 05-Aug-05 177
www.vishay.com
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