SW3821-RO NKK Switches, SW3821-RO Datasheet

Rocker Switches & Paddle Switches DPST ON-NONE-OFF

SW3821-RO

Manufacturer Part Number
SW3821-RO
Description
Rocker Switches & Paddle Switches DPST ON-NONE-OFF
Manufacturer
NKK Switches
Type
High Capacity Rockersr
Datasheet
1.SW3831.pdf (4 pages)

Specifications of SW3821-RO

Contact Form
DPST
Contact Rating
30 Amps at 125 VoltsAC, 250 VoltsAC, 30 VoltsDC, 1 Amp at 125 VoltsDC
Actuator
Rocker
Mounting Style
Panel
Terminal Seal
Resin
Contact Plating
Nickel
Cap Color
White
Features
Constructed of sturdy, high performance materials that include a zinc-plated steel mounting plate
Voltage Rating Ac
125 VoltsAC/DC, 250 VoltsAC, 30 VoltsDC
Switch Function
ON - NONE - OFF
Termination Style
Screw Lug
Pole Throw Configuration
DPST
Switch Configuration
ON None OFF
Actuator Style
Rocker
Actuator Material
Urea Resin
Current Rating (max)
30A
Ac Voltage Rating (max)
250VVAC
Dc Voltage Rating (max)
125VVDC
Mechanical Life
50000
Contact Material
Copper
Product Depth (mm)
24mm
Product Length (mm)
56mm
Operating Temp Range
-10C to 70C
Terminal Type
Screw Lug
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
633-SW3821 SW-3821 SW3821
B
Series SW
B120
Electrical Capacity (Resistive & Inductive Load)
Other Ratings
Materials & Finishes
Environmental Data
Installation
Standards & Certifications
Movable & Stationary Contacts: Silver alloy plus copper with silver plating
Soldering Time & Temperature: Manual Soldering: See Profile A in Supplement section.
Maximum Panel Thickness: Shown with following drawings
Movable Contactor Plate: Copper with silver plating
Operating Temp Range: –10°C through +70°C (+14°F through +158°F)
Case Cover/Insulator: Phenolic resin
Insulation Resistance: 1,000 megohms minimum @ 500V DC
Angle of Throw (α): Shown on drawings or following tables
Contact Resistance: 10 milliohms maximum
Dielectric Strength: 2,000V AC minimum for 1 minute minimum
Mounting Frame: Steel with chromate plating over zinc plating
Mechanical Life: 30,000 operations minimum
Electrical Life: 10,000 operations minimum
Power Level: Shown in the following tables
Terminals: Copper with tin plating
Sealing: Dustproof cover of silicone rubber on SW3006A, SW3007A, & SW3008A
Rocker: Urea resin; all rockers are white.
Case: Melamine phenol
CSA: No. 023535_0_000
VDE: License No. 119189
UL: File No. E44145
UL or cULus recognition designated beside part numbers on following pages
See Supplement section to find UL rating details.
Add “/U” to end of part number to order UL mark on switch.
Add “/CUL” to end of part number to order cULus mark on switch.
CSA recognition designated beside part numbers on following pages.
See Supplement section to find CSA rating details.
Add “/C” to end of part number to order CSA mark on switch.
SW3006A at 20A @ 125V AC & 10A @ 250V AC
Add “/V” to end of part number to order VDE mark on switch.
GENERAL SPECIFICATIONS FOR SW3000s
www.nkk.com
Medium Capacity Rockers

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SW3821-RO Summary of contents

Page 1

... Mechanical Life: 30,000 operations minimum Electrical Life: 10,000 operations minimum Angle of Throw (α): Shown on drawings or following tables Materials & Finishes Rocker: Urea resin; all rockers are white. Mounting Frame: Steel with chromate plating over zinc plating Case Cover/Insulator: Phenolic resin Case: Melamine phenol Movable Contactor Plate: Copper with silver plating Movable & ...

Page 2

... .382 (38.0) (27.0) 1.496 1.063 (21.4) .843 (1.0) .039 (13.5) (5.7) .531 .224 SW3001A does not have terminal 2. DOUBLE POLE WITH SOLDER LUG Rocker Position/Connected Terminals ( ) = Momentary Down *Approvals Model Pole SW3006A DPDT ON –– –– SW3007A DPDT ON –– ...

Page 3

... Shown on following drawings 1,800 grams for SW3822 2,200 grams for SW3823 Off to On 800 grams for SW3823 On to Off Urea resin; all rockers are white. Steel with chromate plating over zinc plating Phenolic resin Melamine phenol Copper with silver plating ...

Page 4

... DPST Schematics See General Specifications page for approval marking. (13. .520 (46.0) 26° (36.0) 1.811 1.417 (31.0) 1.220 (22.0) .866 SW3821 & SW3821D do not have terminals 1 & 4. Rocker Position/Connected Terminals *Approvals Down Model Pole SW3831 3PST ON 2-3 5-6 8-9 SW3832 3PDT ON 2-3 5-6 8-9 ...

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