HLW, NHLW
Vishay Dale
Wirewound Resistors,
Industrial Power, Tubular
FEATURES
•
High temperature silicon coating
•
Complete welded construction
•
Excellent for intermittent power and pulsing
applications
•
Available in non-inductive styles (model
NHLW) with Aryton-Perry winding
•
Axial or radial terminals for through hole or lead
weld applications
•
Excellent stability in operation (< 3 % change in
resistance)
Pb-free
Available
e3
RoHS*
COMPLIANT
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
HLW03
NHLW03
HLW05
NHLW05
HLW06
NHLW06
HLW10
NHLW10
HLW12
NHLW12
HLW15
NHLW15
HLW20
NHLW20
HISTORICAL
MODEL
HLW-3
NHLW-3
HLW-5
NHLW-5
HLW-6
NHLW-6
HLW-10
NHLW-10
HLW-12
NHLW-12
HLW-15
NHLW-15
HLW-20
NHLW-20
POWER RATING
P
25 °C
W
3
5.25
8
10
12
15
20
RESISTANCE RANGE
Ω
±5%
1.0 - 6K
1.0 - 700
1.0 - 15K
1.0 - 1.9K
1.0 - 20.5K
1.0 - 2.7K
1.0 - 29K
1.0 - 3.7K
1.0 - 58K
1.0 - 3.9K
1.0 - 60K
1.0 - 4.3K
1.0 - 95K
1.0 - 6.8K
± 10 %
0.10 - 6K
1.0 - 700
0.10 - 15K
1.0 - 1.9K
0.10 - 20.5K
1.0 - 2.7K
0.10 - 29K
1.0 - 3.7K
0.10 - 58K
1.0 - 3.9K
0.10 - 58K
1.0 - 4.3K
0.10 - 95K
1.0 - 6.8K
WEIGHT (Typical)
g
1.16
2.12
4.60
6.24
6.60
8.82
11.36
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature Coefficient
Dielectric Withstanding Voltage
Short Time Overload
Maximum Working Voltage
Insulation Resistance
Operating Temperature Range
UNIT
ppm/°C
V
AC
-
V
Ω
°C
HLW RESISTOR CHARACTERISTICS
± 90 for 0.1
Ω
to 0.99
Ω;
± 50 for 1
Ω
to 9.9
Ω;
± 30 for 10
Ω
and above
1000, from terminal to mounting hardware
10 × rated power for 5 seconds
(P x
R)
1/2
1000 MΩ minimum dry, 100 MΩ minimum after moisture test
- 55/+ 350
GLOBAL PART NUMBER INFORMATION
New Global Part Numbering: NHLW12A1Z10R00JF (preferred part number format)
N
H
L
W
1
2
A
1
Z
1
0
R
0
0
J
F
SPECIAL
(Dash Number)
(up to 2 digits)
From
1 - 99
as applicable
GLOBAL
MODEL
NHLW12
(See “Standard
Electrical
Specifications”
table above for
additional P/N’s)
Historical Part Number example: NHLW-12-A1Z 10
Ω
5 % F01 (will continue to be accepted)
NHLW-12
HISTORICAL MODEL
A1Z
TERMINAL/FINISH
10
Ω
RESISTANCE VALUE
TERMINAL
TERMINAL
RESISTANCE
DESIGNATION
FINISH
VALUE
R
= Decimal
E
= Lead
A1
K
= Thousand
(Pb)-free
A2
Z
= Tin/Lead
10R00
= 10.0
Ω
R1
1K000
= 1 kΩ
R2
TOLERANCE
J
= ± 5.0 %
K
= ± 10.0 %
PACKAGING CODE
E
= Lead (Pb)-free foam pack
F
= Tin/Lead foam pack (F01)
5%
TOLERANCE
F01
PACKAGING
* Pb containing terminations are not RoHS compliant, exemptions may apply
www.vishay.com
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For technical questions, contact: ww2bresistors@vishay.com
Document Number: 30210
Revision: 13-Jul-07
HLW, NHLW
Wirewound Resistors,
Industrial Power, Tubular
DIMENSIONS
in inches [millimeters]
D
B
1.50
±
.125
[38.10
±
3.18] TYP.
RADIAL TERMINAL
CONFIGURATION
A
AXIAL TERMINAL
CONFIGURATION
C
0.188 [4.76]
TYP.
1.50
±
0.125
[38.10
±
3.18] TYP
Vishay Dale
CORE DIMENSIONS
AXIAL
RADIAL
C
MOUNTING
D
GLOBAL
A
B
TERMINAL
TERMINAL
± 0.031
LENGTH
I.D.
HARDWARE
TYPICAL
MODEL (MAX.) TYPICAL
O.D.
[0.79]
± 0.063 [1.59]
± 0.031 [0.79] DESIGNATION DESIGNATION
0.297
0.282
0.063
0.047
0.438
0.203
0.125
HLW03
A2Z
R2Z
-
[7.54]
[7.16]
[1.59]
[1.19]
[11.11]
[5.16]
[3.18]
0.344
0.469
0.063
0.047
0.625
0.250
0.125
HLW05
A2Z
R2Z
-
[8.73]
[11.91]
[1.59]
[1.19]
[15.88]
[6.35]
[3.18]
0.406
0.688
0.125
0.094
1.000
0.313
0.188
HLW06
A1Z
R1Z
101, 204, 301
[10.32] [17.48]
[3.18]
[2.38]
[25.40]
[7.94]
[4.76]
0.563
0.688
0.125
0.094
1.000
0.438
0.313
HLW10
A1Z
R1Z
101, 203, 301
[14.29] [17.48]
[3.18]
[2.38]
[25.40]
[11.11]
[7.94]
0.406
1.438
0.125
0.094
1.750
0.313
0.188
HLW12
A1Z
R1Z
101, 204, 301
[10.32] [36.53]
[3.18]
[2.38]
[44.45]
[7.94]
[4.76]
0.563
1.188
0.125
0.094
1.500
0.438
0.313
HLW15
A1Z
R1Z
101, 203, 301
[14.29] [30.18]
[3.18]
[2.38]
[38.10]
[11.11]
[7.94]
0.563
1.688
0.125
0.094
2.000
0.438
0.313
HLW20
A1Z
R1Z
101, 203, 301
[14.29] [42.88]
[3.18]
[2.38]
[50.80]
[11.11]
[7.94]
TERMINAL FINISH
Terminals are 20 AWG for HLW03 and HLW05 size and 18 AWG for all other sizes. “E” Finish - 100 % Sn, coated Copperweld
®
.
“Z” Finish - 60/40 Sn/Pb coated Copperweld
®
.
MOUNTING HARDWARE DIMENSIONS
in inches [millimeters]
HORIZONTAL THRU-BOLT
B
Z
H
Y
Core Length
Plus “X”
Lock Washer
Nut
PUSH-IN
VERTICAL THRU-BOLT
Threaded Rod or Screw
Centering Washer
Mica
Washer
Core
Length
Plus “X”
H
Y
0.046
C [1.17]
Z
Core Length Plus “X”
DIMENSION
X
Y
Z
H
B
C
MOUNTING
SLOT
BRACKET TYPE
101
1.063 [26.99]
0.500 [12.70]
0.859 [21.83]
1.000 [25.40]
1.375 [34.93]
0.750 [19.05]
0.219 × 0.438
[5.56 × 11.11]
DIMENSION
X
H
Y
Z
HOLE
(Dia.)
BRACKET TYPE
203
204
0.625 [15.88] 0.375 [9.53]
0.672 [17.07] 0.281 [7.14]
0.250 [6.35]
0.250 [6.35]
0.469 [11.91] 0.344 [8.73]
0.161 [4.09]
0.144 [3.66]
RATED POWER IN
%
120
100
80
60
40
20
0
- 65 - 50
0
0.375 [9.52] Min.
DIMENSION
X
(Approximate)
THREAD
BRACKET TYPE
301
0.438 [11.11]
8-32
MATERIAL SPECIFICATIONS
Element:
Copper-nickel alloy of nickel-chrome alloy,
depending on resistance value
Core:
Ceramic, steatite
Coating:
Special high temperature silicone
Standard Terminals:
Model “Z” terminals are tinned
Copperweld
®
Terminal Bands:
Steel
Part Marking:
DALE, Model, Wattage, Value, Tolerance,
Date Code
Document Number: 30210
Revision: 13-Jul-07
Derating
25
50
150
250
350
AMBIENT TEMPERATURE IN
°
C
For technical questions, contact: ww2bresistors@vishay.com
www.vishay.com
79
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
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