Down - NKK Switches

Push-Pull Pushbuttons
Series SB
GENERAL SPECIFICATIONS FOR PUSH-PULL PUSHBUTTONS
Electrical Capacity (Resistive & Inductive Load)
Power Level:
Materials & Finishes
Plunger:
Bushing:
Case:
Case Cover:
Movable Contactor:
Shown in the following tables
Other Ratings
Contact Resistance:
Insulation Resistance:
Dielectric Strength:
Mechanical Life:
Electrical Life:
Total Travel:
10 milliohms maximum
200 megohms minimum @ 500V DC
1,500V AC min. for 1 minute min.
30,000 operations minimum
10,000 operations minimum
.177” (4.5mm) for SB862;
.059” (1.5mm) for SB282
-10°C through +70°C
(+14°F through +158°F)
Operating Temp Range:
Brass with nickel plating
Brass with nickel plating
Phenolic resin
Steel with zinc plating
Brass with silver plating - SB862;
copper with silver plating - SB282
Silver - SB862;
copper with silver plating - SB282
Brass with silver plating - SB862;
copper with silver plating - SB282
Movable & Stationary Contacts:
Terminals:
SINGLE POLE PUSH-PULL WITH SOLDER LUG
Pushbutton Position/Connected Terminals ( ) = Momentary
Model
SB862
Approvals
—
Pole &
Throw
Normal
Keyway
SPST
ON
1-2
—
Throw &
Schematic:
Electrical Capacity (Resistive)
Down
OFF
SPST
1
—
AC
125V
AC
250V
10A
5A
Note: Terminal numbers are
not on the switch.
2
• Standard Hardware: AT504M Knurled Nut, AT508 Lockwasher, AT527M Hex Backup Nut. See Accessories & Hardware section for details.
• Solder lug terminal hole accommodates one 12-gauge solid or stranded wire.
Keyway
(4.5)
.177
(3.0) Dia
.118
M3 x 6
M12 P1
(15.0) Dia
.591
(12.0)
.472
(12.5) Dia
.492
SB862
Supplied with
Black Knob AT424A
(17.0)
.670
(22.5)
.886
(28.0) Dia
1.102
(26.6)
1.047
(15.0)
.591
(8.0)
.315
Panel Thickness
.205” (5.2mm)
DOUBLE POLE PUSH-PULL WITH SOLDER LUG
Pushbutton Position/Connected Terminals ( ) = Momentary
Model
SB282
Approvals
—
—
Pole &
Throw
Normal
Keyway
DPDT
ON
2-1 5-4
Down
2
Throw &
Schematic:
Electrical Capacity (Resistive)
ON
(COM)
AC
125V
AC
250V
6A
3A
2-3 5-6
5
Note: Terminal numbers are
actually on the switch.
DPDT
1
3
6
4
• Standard Hardware: AT504M Knurled Nut, AT508 Lockwasher, AT527M Hex Backup Nut. See Accessories & Hardware section for details.
• Solder lug terminal hole accommodates one 12-gauge solid or stranded wire.
(2.4) Dia
.094
Keyway
(1.8)
.071
M12 P1
(0.8)
.031
(15.0) Dia
.591
SB282
Supplied with
Black Knob AT423A;
Red Knob AT423C
Available on Request
(5.1) Typ
.201
(1.4) x (2.4)
.055 x .094
COM
6
3
5
2
(35.4)
1.394
4
(5.5)
.217
(13.2)
.520
(25.5)
1.004
(9.8)
.386
(5.0)
.197
(14.0)
.551
(21.5)
.846
(1.0) Typ
.039
(12.5) Dia
.492
1
Panel Thickness
.272” (6.9mm)
NKK Switches • email: [email protected] • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com
2-06