HM251-73 Carling Technologies, HM251-73 Datasheet
HM251-73
Manufacturer Part Number
HM251-73
Description
Toggle Switches 15 A 3PDT ON-OFF-ON
Manufacturer
Carling Technologies
Type
Toggler
Datasheet
1.HM250-73.pdf
(1 pages)
Specifications of HM251-73
Contact Form
3PDT
Contact Current Rating
10 Amps at 250 Volts
Mounting Style
Panel
Terminal Seal
Unsealed
Contact Plating
Nickel
Actuator
Bat
Bushing Size
15/32 in
Current Rating (max)
15 Amps at 125 VoltsAC
Voltage Rating Ac
125 Volts
Switch Function
ON - OFF - ON
Termination Style
Quick Connect
Contact Rating
10 Amps at 250 Volts
Actuator Type
Bat
Application
For use with food service, generator, industrial control and office automation markets
Current, Rating
10/15 A
Dielectric Strength
1000 V
Material, Contact
Silver
Mounting Hole Size
0.5 "
Mounting Type
Panel
Number Of Poles
3
Number Of Positions
3
Operation
On-Off-On
Standards
UL Listed, CSA Certified
Temperature, Operating, Maximum
65.6 °C
Temperature, Operating, Minimum
-17.8 °C
Termination
0.250" QC
Voltage, Rating
125/250 VAC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
54
NOTES:
Shading indicates standard configurations.
For bushing accessories, see pages 69 and 70.
1
2
H-Series
Dimensional Specifications: in. [mm]
RATING
A27 6A 600VAC
25 10A 250VAC
Carlingswitch,Inc. (860) 793-9281• Carlingswitch, LTD. Int + 44 1392-364422 • Carlingswitch Asia-Pacific, LTD. Int + 852-2737-2277
SERIES
H THREE POLE
.422[10.72]
TOGGLE
12A 250VAC
17A 125VAC
1HP 125VAC
1, 2 OR 3 PHASE
1 1/2HP 250VAC
1, 2 OR 3 PHASE
2HP 480-600VAC;
3 PHASE
15A 125VAC
3/4HP 125-250VAC
1, 2 OR 3 PHASE
Consult factory for additional circuits.
Nylon toggles are available with 4-pole base only.
NBL toggle uses black oxide plated metal bushing for standard construction. NWH toggle uses nickel plated
metal bushing for standard construction.
.422[10.72]
.687[17.44]
.687[17.44]
H
.465[11.81]
.465[11.81]
.803[20.40]
.803[20.40]
1.308[33.22]
1.308[33.22]
26 3A 250VAC
27 12A 250VAC
28 5A 250VAC
CIRCUIT
K
L
M ON-OFF-ON
ON-NONE-OFF
ON-NONE-ON
6A 125VAC
1/4HP 125-250VAC
1, 2 OR 3 PHASE
17A 125VAC
1 1/2HP 250VAC
1, 2 OR 3 PHASE
8A 125VAC
1/2HP 125-250VAC
1, 2 OR 3 PHASE
15/32-32UNS-2A
K
THREAD
1
The H-Series toggle switches are heavy-
duty, high voltage, high amperage, three-
pole switches. These switches have a
slow-make,
mechanism, are AC rated to 600V, and
are available in a wide range of ratings,
circuits, terminations and bushing/toggle
configurations.
1.088[27.64]
.038[.965] DP
.038[.965] DP
1.436[36.47]
.072[1.82]
.072[1.82]
KEYWAY
KEYWAY
X
X
4-POLE BASE
3-POLE
TOGGLE
TERMINATION/FUNCTION
FUNCTION
ON-NONE-OFF
(ON)-NONE-OFF A
ON-NONE-(OFF) L
ON-NONE-ON
ON-NONE-(ON)
ON-OFF-ON
ON-OFF-(ON)
(ON)-OFF-(ON)
NYLON
25
IN
slow-break
.500[12.70] DIA
MOUNTING HOLE
#6-32NC-2
THREAD
.187[4.74]
.286[7.26]
.125[3.18] DIA
.370[9.39]
SOLDER TAB
LUG
0
0
A
0
A
L
SOLDER LUG
(ASSEMBLED)
SCREW
1
contact
TOGGLE STYLE
BAT
NYLON .687
.250
(QC)
1
B
M
1
B
1
B
M
.330[8.38]
.141[3.58]
.038[9.65]
.062[1.57]
.187
TAB
(QC)
3
D
R
3
D
3
D
R
TOGGLE BUSHING SUFFIX NEOPRENE
LENGTH LENGTH
.687
1.25
.687
Specifications
•Certifications*: UL, CSA,
•Dielectric Strength: 1,000 V (minimum)
•Insulation Resistance: 100 Megohms
•Base Material: Phenolic
•Actuator Material: Brass/Nickel Plate
•Bushing Material: Brass/Nickel Plate
* Due to ongoing technological advances, consult factory for
WITH KEYWAY
(minimum)
or Polycarbonate
certification specifics.
TERMINAL TYPE
.437[11.09]
.075[1.91] DIA
.250[6.35]
-
.250 TAB (Q.C.)
SCREW WIRE
TERM.
4
E
S
4
E
4
E
S
6.000[152.40]
2
WIRE LEAD
.465
.343
.465
.465
.500[12.70]
.500[12.70] DIA
LEAD
5
F
T
5
F
5
F
T
Toggle Switches
.500[12.70] DIA
.125[3.17] DIA
73
NO.
73
B2
NBL3
NWH3
WITH LOCKING RING
PC
TERM.
6
G
U
6
G
6
G
U
.350[8.89]
.376[9.55]
.394[10.00]
.187[4.74]
.187 TAB (Q.C.)
.187[4.75]
.055[1.40] DIA
.187[4.75]
PRINTED
CIRCUIT
SEAL
78
---
NBL8
NWH8
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