SB285 NKK Switches, SB285 Datasheet
SB285
Manufacturer Part Number
SB285
Description
SWITCH PB DPDT ALT ACT RA SLDR
Manufacturer
NKK Switches
Series
SBr
Type
Standardr
Specifications of SB285
Circuit
DPDT
Switch Function
On-On
Contact Rating @ Voltage
6A @ 125VAC
Actuator Type
Plunger for Cap
Mounting Type
Panel Mount
Termination Style
Solder Lug
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Illumination Type, Color
-
Illumination Voltage (nominal)
-
Lead Free Status / Rohs Status
Compliant
Other names
Q2002614B
SB285-RO
SB285-RO
SB285-RO
SB285-RO
Supplied w/AT414 Black Cap
NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435
SB221NO
SB221NC
SB221TNO*
SB221TNC*
*
• Standard Hardware: AT504 Knurled Nut, AT508 Lockwasher, AT527 Hex Backup Nut. See Accessories & Hardware Index (page Y1) for details.
• Solder lug terminal hole accommodates one 12-gauge solid or stranded wire.
Suffix T =
Screw Lug
Model
Electrical Capacity (Resistive & Inductive Load)
Other Ratings
Materials & Finishes
Standards & Certifications
SB221NO
Movable & Stationary Contacts:
Approvals
—
—
Operating Temp Range:
Insulation Resistance:
Contact Resistance:
Schematic:
Dielectric Strength:
Throw &
Mechanical Life:
UL Recognized:
CSA Certified:
Electrical Life:
Pole &
Throw
GENERAL SPECIFICATIONS FOR SB25, SB60s, SB200s
Power Level:
SPST
SPST
SPST
SPST
Total Travel:
Case Cover:
Keyway
Terminals:
SINGLE POLE WITH SOLDER LUG OR SCREW LUG
Bushing:
Plunger:
Dimension A: 4.7mm (.185") for NO model & 3.8mm (.150") for NC model.
Case:
(13.2)
.520
Cap:
Pushbutton Position/Connected Terminals ( ) = Momentary
SPST
SB221NO
OFF
OFF
ON
ON
Shown in the following tables
10 milliohms maximum
200 megohms minimum @ 500V DC for SB220s, SB265s, SB285;
1,000 megohms minimum @ 500V DC for SB60s; 100 megohms minimum @ 500V DC for SB25s
1,500V AC minimum for SB265s, SB285, & SB25s
2,000V AC minimum between contacts; 1,500V AC minimum between contacts & case for SB220s & SB60s
50,000 operations minimum for SB220s; 30,000 operations minimum for SB25s, SB60s, SB265s, SB285
10,000 operations minimum
SB220s 2.95mm (.116"); SB60s 2.4mm (.094"); SB265 5.4mm (.213"); SB285 & SB25s 4.95mm (.195")
-10°C through +70°C (+14°F through +158°F)
Polybutylene terephthalate (AT414)
Polyacetal or brass with nickel plating
Brass with nickel plating
Phenolic resin or melamine phenolic resin
Steel with zinc plating
Copper with silver plating for SB220s; silver alloy with silver plating for SB25s, SB60s, & SB200s
Brass or copper with silver plating
Designated with UL recognized symbol beside part numbers on following pages
See Supplement Index (page Z1 to find UL rating details. UL File No. E44145)
Add "/U" to end of part number to order UL mark on switch.
Designated with CSA certified symbol beside part numbers on following pages
See Supplement Index (page Z1 to find UL rating details. CSA File No. LR23535)
Normal
(13.2) Dia
.520
1
1-4
1-4
.236
Keyway
(6.0)
(11.0)
.433
–
–
M12 P1
4
A
(12.0)
.472
SPST
SB221NC
(15.7)
.618
(OFF)
(OFF)
(ON)
(ON)
Down
Low/Medium Capacity Pushbutton Switches
(2.4) Dia
.094
1
1-4
1-4
–
–
4
4
1
.039
(1.0)
(25.5)
1.004
(8.0)
.315
Electrical Capacity (Resistive)
Series SB
Note:
125V
AC
3A
3A
3A
3A
www.nkkswitches.com
.276
(7.0)
Terminal numbers are
on the switch.
Panel Thickness:
4.9mm (.193")
(8.0)
.315
M3 x P0.5 x 4
(3.0) Dia
.118
1.5A
1.5A
1.5A
1.5A
(12.5) Dia
.492
250V
.354
(9.0)
AC
(0.8)
.031
8-01
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SB285 Summary of contents
Page 1
... AC minimum between contacts; 1,500V AC minimum between contacts & case for SB220s & SB60s 50,000 operations minimum for SB220s; 30,000 operations minimum for SB25s, SB60s, SB265s, SB285 10,000 operations minimum SB220s 2.95mm (.116"); SB60s 2.4mm (.094"); SB265 5.4mm (.213"); SB285 & SB25s 4.95mm (.195") -10°C through +70°C (+14°F through +158°F) Polybutylene terephthalate (AT414) ...
Page 2
... Solder lug terminal hole accommodates one 12-gauge solid or stranded wire. Keyway (19.2) .756 SB25 Supplied w/AT414 Black Cap NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Low/Medium Capacity Pushbutton Switches DOUBLE POLE WITH SOLDER LUG Normal Down Keyway ...
Page 3
... Standard Hardware: AT504 Knurled Nut, AT508 Lockwasher, AT527 Hex Backup Nut. See Accessories & Hardware Index (page Y1) for details. • Solder lug terminal hole accommodates one 12-gauge solid or stranded wire. Keyway (13.2) .520 SB285 Supplied with Chrome Plated Brass Cap NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Low/Medium Capacity Pushbutton Switches ...