HL, NHL
Wirewound Resistors, Industrial Power,
Tubular (HL), Non-Inductive Tubular (NHL)
Vishay Dale
MOUNTING HARDWARE DIMENSIONS in inches [millimeters]
Horizontal Thru-Bolt
(Threaded rod supplied as standard on HL050 thru HL225 sizes.)
BRACKET
TYPE
MOUNTING
SLOT
X
Y
Z
H
C
B
1.063 0.500 0.859 1.000 0.219 x 0.438 0.750 1.375
[26.99] [12.70] [21.83] [25.40] [5.56 x 11.11] [19.05] [34.93]
1.063 0.750 0.859 1.250 0.219 x 0.438 0.750 1.750
[26.99] [19.05] [21.83] [31.75] [5.56 x 11.11] [19.05] [44.45]
1.063 1.250 1.000 1.500 0.281 x 0.563 0.875 2.125
[26.99] [31.75] [25.40] [38.10] [7.14 x 14.29] [22.23] [53.98]
101
102
103
B
H
0.046 [1.17]
C
Z
Y
Core length plus “X”
Push-In
BRACKET
TYPE
HOLE
(Dia.)
X
H
Y
Z
0.625
0.672
0.250
0.469
0.161
203
204
205
206
[15.88] [17.07]
[6.35] [11.91]
[4.09]
Z
0.375
[9.53]
0.813
0.281
[7.14]
1.391
0.250
[6.35]
0.500
0.344
[8.73]
0.688
0.144
[3.66]
H
0.196 x 0.260
[4.98 x 6.60]
0.196 x 0.260
[4.98 x 6.60]
Y
Core length
plus “X”
[20.64] [35.32] [12.70] [17.46]
0.719 0.969 0.375 0.625
[9.53] [15.88]
[18.26] [24.61]
Vertical Thru-Bolt
(Threaded rod supplied as standard on HL050 thru HL225 sizes.)
Threaded rod or screw
Centering washer
Mica
BRACKET
TYPE
X
THREAD
(Approximate)
washer
0.438
[11.11]
0.500
301
303
8-32
Core
length
plus “X”
10-32
[12.70]
Lock washer
9.52 [0.375] min.
Nut
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
HL, NHL RESISTOR CHARACTERISTICS
Temperature Coefficient
Dielectric Withstanding Voltage
Short Time Overload
ppm/°C
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 s
VAC
-
Maximum Working Voltage
Insulation Resistance
V
(P x R)1/2
Ω
1000 MΩ minimum dry, 100 MΩ minimum after moisture test
- 55 to + 350
Operating Temperature Range
°C
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For technical questions, contact: ww2bresistors@vishay.com
Document Number: 30208
Revision: 13-Jul-07