SW3821-RO NKK Switches, SW3821-RO Datasheet - Page 4

• Manufacturer Part Number: SW3821-RO
• Description: Rocker Switches & Paddle Switches DPST ON-NONE-OFF
• Manufacturer: NKK Switches
• Type: High Capacity Rockersr

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

High Capacity Rockers
(46.0)
1.811
SW3821
SW3822
SW3823
SW3821D
SW3822D
SW3823D
* See General Specifications page for approval marking.
SW3831
SW3832
SW3833
SW3831D
SW3832D
SW3833D
* See General Specifications page for approval marking.
Throw &
Schematics:
Throw &
Schematics:
(46.0)
Model
1.811
Model
M3 x 6
M3 x 6
(22.0)
R
.866
R
*Approvals
(22.0)
.866
*Approvals
C
C
3PST
US
SW3821 & SW3821D do not have terminals 1 & 4.
US
DPST
3
DPDT
DPDT
DPDT
DPDT
DPST
DPST
Pole
3PDT
3PDT
3PDT
3PDT
3PST
3PST
Pole
(36.0)
1.417
3
2
(36.0)
1.417
SW3831 & SW3831D do not have terminals 1, 4 & 7.
(31.0)
1.220
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
Rocker Position/Connected Terminals
26°
6
(31.0)
1.220
2
Rocker Position/Connected Terminals
26°
5
Down
(COM)
2-3 5-6 8-9
2-3 5-6 8-9
2-3 5-6 8-9
2-3 5-6 8-9
2-3 5-6 8-9
2-3 5-6 8-9
(13.2)
.520
Down
2-3 5-6
2-3 5-6
2-3 5-6
2-3 5-6
2-3 5-6
2-3 5-6
.264
(6.7)
DOUBLE POLE WITH SCREW LUG
6
(13.2)
.520
(COM)
THREE POLE WITH SCREW LUG
.264
(6.7)
9
5
.039
(1.0)
.039
(1.0)
8
(44.5)
1.752
NONE
NONE
NONE
NONE
Center
OFF
OFF
Center
NONE
NONE
NONE
NONE
(44.5)
1.752
OFF
OFF
3PDT
DPDT
OFF
OFF
ON
ON
ON
ON
OFF
OFF
ON 2-1 5-4 8-7
ON 2-1 5-4 8-7
ON 2-1 5-4 8-7
ON 2-1 5-4 8-7
3
M4.5x6
(12.0) Typ
.472
Maximum Effective Panel Thickness .177” (4.5mm)
www.nkk.com
(12.0) Typ
.472
3
M4.5 x 6
Up
2-1 5-4
2-1 5-4
2-1 5-4
2-1 5-4
2
Up
—
—
1
2
—
—
Panel cutout shown below.
6
(COM)
1
5
6
5
4
9
8
7
125V
30A
30A
30A
6
AC
—
—
—
(24.0)
(12.0)
.472
.945
4
(COM)
5
125V
30A
30A
30A
9
AC
—
—
—
(43.0)
1.693
3
2
1
(14.5) Typ
250V
.571
30A
30A
30A
4
AC
—
—
—
6
5
4
8
(42.0)
1.654
Maximum Effective Panel Thickness .177” (4.5mm)
Resistive
250V
30A
30A
30A
AC
7
—
—
—
2.205
(56.0)
Resistive
3
2
1
Electrical Capacity
30A
30A
30A
30A
30A
30A
30V
DC
Electrical Capacity
(42.0)
1.654
30A
30A
30A
30A
30A
30A
30V
DC
Note: Terminal numbers are
(56.0)
2.205
Note: Terminal numbers are
Series SW
125V
15A
15A
15A
125V
1A
1A
1A
actually on the switch.
15A
15A
15A
DC
1A
1A
1A
DC
actually on the switch.
SW3822
AC 125V
AC 125V
(23.0)
PF 0.6
PF 0.6
.906
30A
30A
30A
30A
30A
30A
—
—
—
—
—
—
Inductive
Inductive
(3.5) Dia Typ
.138
AC 250V
AC 250V
(37.0)
1.457
PF 0.6
PF 0.6
15A
15A
15A
15A
15A
15A
—
—
—
—
—
—
(46.0)
B123
1.811
B