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
78
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
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