HLW, NHLW
Wirewound Resistors,
Industrial Power, Tubular Vishay Dale
Document Number: 30210 For technical questions, contact: ww2bresistors@vishay.com www.vishay.com
Revision: 13-Jul-07 85
DIMENSIONS in inches [millimeters]
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]
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
GLOBAL
MODEL
A
(max.)
B
typ.
C
± 0.031
[0.79]
D
typ.
CORE DIMENSIONS AXIAL
TERMINAL
DESIGNATION
RADIAL
TERMINAL
DESIGNATION
MOUNTING
HARDWARE
LENGTH
± 0.063 [1.59] O.D. I.D.
± 0.031 [0.79]
HLW03 0.297 0.282 0.063 0.047 0.438 0.203 0.125 A2Z R2Z -
[7.54] [7.16] [1.59] [1.19] [11.11] [5.16] [3.18]
HLW05 0.344 0.469 0.063 0.047 0.625 0.250 0.125 A2Z R2Z -
[8.73] [11.91] [1.59] [1.19] [15.88] [6.35] [3.18]
HLW06 0.406 0.688 0.125 0.094 1.000 0.313 0.188 A1Z R1Z 101, 204, 301
[10.32] [17.48] [3.18] [2.38] [25.40] [7.94] [4.76]
HLW10 0.563 0.688 0.125 0.094 1.000 0.438 7.94 A1Z R1Z 101, 203, 301
[14.28] [17.48] [3.18] [2.38] [25.40] [11.11] [0.313]
HLW12 0.406 1.438 0.125 0.094 1.750 0.313 4.76 A1Z R1Z 101, 204, 301
[10.32] [36.53] [3.18] [2.38] [44.45] [7.94] [0.188]
HLW15 0.563 1.188 0.125 0.094 1.500 0.438 7.94 A1Z R1Z 101, 203, 301
[14.29] [30.18] [3.18] [2.38] [38.10] [11.11] [0.313]
HLW20 0.563 1.688 0.125 0.094 2.000 0.438 7.94 A1Z R1Z 101, 203, 301
[14.29] [42.88] [3.18] [2.38] [50.80] [11.11] [0.313]
Axial terminal
configuration
D C
A
1.50 ± 0.125
[38.10 ± 3.18] typ.
0.188 [4.76]
typ.
1.50 ± 0.125
[38.10 ± 3.18] typ.
Radial terminal
configuration
B
HORIZONTAL THRU-BOLT PUSH-IN VERTICAL THRU-BOLT
DIMENSION BRACKET TYPE
101
X1.063 [26.99]
Y0.500 [12.70] DIMENSION BRACKET TYPE
Z0.859 [21.83] 203 204
H1.000 [25.40] X0.625 [15.88] 0.375 [9.53] DIMENSION BRACKET TYPE
B1.375 [34.93] H0.672 [17.07] 0.281 [7.14] 301
C0.750 [19.05] Y0.250 [6.35] 0.250 [6.35] X
(Approximate)
0.438 [11.11]
MOUNTING
SLOT
0.219 x 0.438 Z0.469 [11.91] 0.344 [8.73]
[5.56 x 11.11] HOLE (Dia.) 0.161 [4.09] 0.144 [3.66] THREAD 8-32
Core length plus “X”
0.046
[1.17]
B
H
YZ
C
Core length
plus “X”
H
Y
Z
Threaded rod or screw
centering washer
Mica
washer
Lock washer
Nut 0.375 [9.52] min.
Core
length
plus “X”
Derating
%
N I R
E
W O
P
D
E T A R
AMBIENT TEMPERATURE IN
°
C
- 65 - 50 0 50 150 250 350
25
0
20
40
60
80
100
120