SCB25P15A-4B [NKK]
Snap Switch Pushbuttons; 快动开关按键
| 型号： | SCB25P15A-4B |
| 厂家： | 
NIHON KAIHEIKI INDUSTRY CO. LTD. |
| 描述： | Snap Switch Pushbuttons |
| 文件： | 总3页 (文件大小：191K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Snap Switch Pushbuttons Series SCB
GENERAL SPECIFICATIONS
Electrical Capacity
Other Ratings
1
Resistive Load:
Lamp Load:
15A & ⁄ HP @ 125 or 250V AC for high capacity models
2
5A @ 125V AC
Contact Resistance:
Insulation Resistance:
Dielectric Strength:
15 milliohms maximum
100 megohms minimum @ 500V DC
1,000V AC minimum between contacts for 1 minute minimum;
1,500V AC minimum between contacts & case for 1 minute minimum
1,000,000 operations minimum
Mechanical Life:
Electrical Life:
50,000 operations minimum
Travel:
Operating Temp Range:
Pretravel .047” (1.19mm); Overtravel .040” (1.01mm); Differential .011” (0.27mm)
–40°C through +85°C (–40°F through +185°F)
Materials & Finishes
Caps & Shrouds:
Polycarbonate with glossy finish or PBT
Polyacetal or brass with nickel plating
Steel with zinc plating or glass fiber reinforced polyamide
Polyester
Plunger:
Bushing:
Case:
Movable & Stationary Contacts:
Terminals:
Silver alloy
Brass with silver plating
Standards & Certifications
UL Recognized:
Internal snap switch is UL recognized.
Internal snap switch is CSA certified.
CSA Certified:
TYPICAL SWITCH ORDERING EXAMPLE
SCB 2 5 P 15 A
4 CA
POLES
CAPS & SHROUDS
1
2
SPDT
DPDT
For Momentary
TERMINALS
1
2
3
.315” (8.0mm) Diameter Cap
.394” (10.0mm) Diameter Cap
.520” (13.2mm) Diameter Cap
A
.187” (4.75mm) Quick Connect
.250” (6.35mm) Quick Connect
CIRCUITS
B
5
ON (ON)
Note: Contact factory for availability of
screw lug and solder lug models.
For Momentary & Alternate Action
6
ON
ON
4
5
Round Cap and Shroud
( ) = Momentary
Rectangular Cap and Shroud
BUSHINGS
DESCRIPTION FOR TYPICAL ORDERING EXAMPLE
SCB25P15A-4CA
COLORS
Plastic (with
P
Caps
Shrouds
momentary only)
A
B
Black
White
Red
A
B
–
S
Steel
Round Red Cap with
Black Shroud
C
F
RATING
Plastic Bushing
Green
Blue
–
15 15A
G
H
–
DPDT
ON-(ON) Circuit
.187” (4.75mm)
Quick Connect
Terminals
Gray
H
15A Rating
Note: Standard hardware provided with caps. See Bushing detail for more information.
NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com
05-08
Snap Switch Pushbuttons Series SCB
POLES & CIRCUITS
Plunger Position
( ) = Momentary
Connected Terminals
Throw & Schematics
Normal
Down
Normal
Down
Note: Terminal numbers are
actually on the switch.
Keyway
Keyway
Pole
Model
2
SCB15
SCB16
ON
ON
(ON)
ON
1
SP
1-2
1-3
SPDT
3
2
1
3
SCB25
SCB26
ON
ON
(ON)
ON
SP with
2 switches
DP
1-2 1-2
1-3 1-3
2
1
3
BUSHINGS
Plastic
(for Momentary only)
(12.5) Dia
.492
(12.5) Dia
.492
P
S
Steel
(11.5)
.453
(11.5)
.453
A
(1.5)
.060
(1.5)
.060
(10.0)
.394
“A” =
11.2mm
Momentary
15.5mm
Max. Effective Panel Thickness:
Momentary: .177” (4.5mm) without Shroud
.157” (4.0mm) with Shroud
Max. Effective Panel Thickness:
.165” (4.2mm) without Shroud
.157” (4.0mm) with Shroud
Alternate Action
Alternate Action: .354” (9.0mm)
Standard Hardware Provided with Caps
Cap Options 1, 2, & 3: AT504M Knurled Face Nut, AT508 Lockwasher, AT527M Hex Mounting Nut
Cap Options 4 & 5: AT508 Lockwasher & AT527M Hex Mounting Nut
TERMINALS
.187” (4.75mm)
Quick Connect
.250” (6.35mm)
Quick Connect
A
B
(10.54)
.415
(10.16)
.400
(9.78)
.385
(8.38)
.330
(3.18)
.125
(4.06)
.160
(4.75)
.187
(6.35)
.250
Thk = (0.81)
Thk = (0.5)
.020
.032
TYPICAL SWITCH DIMENSION
.315” (8.0mm) Dia. Cap • .250” (6.35mm) Quick Connect
(8.08)
.318
(6.35)
.250
(4.06)
.160
(0.81) Typ
.032
C
L
(1.02)
.040
(8.38)
.330
(10.54)
.415
NC 2 NO 3
(14.35)
.565
M12 P1
(22.23)
.875
(28.2)
1.110
(28.83)
1.135
COM
1
(8.0) Dia
.315
C
L
Keyway
(0.6) (10.3)
.024 .406
(6.5)
.256
(7.85) Max
.309
(10.16)
.400
(10.8) (10.6)
(22.1)
.870
(18.0)
.709
(14.0)
.551
.425
.417
SCB15P15B-1C
NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com
05-08
Snap Switch Pushbuttons Series SCB
TYPICAL SWITCH DIMENSIONS
.394” (10.0mm) Dia. Cap • .187” (4.75mm) Quick Connect
(5.84)
.230
(4.75)
.187
(3.18)
.125
C
L
(0.5) Typ
.020
(1.02)
.040
NO 3
(9.78)
.385
(10.16)
.400
(13.97)
.550
NC 2
M12 P1
(4.5)
.177
(28.0)
1.102
(28.83)
1.135
(22.23)
.875
COM
1
(10.0) Dia
.394
C
L
(8.0)
.315
(11.8)
.465
(10.3)
.406
(21.6)
.850
(7.85) Max
.309
(10.16)
.400
(18.0)
.709
Keyway
(11.2)
.441
SCB15S15A-2A
.520” (13.2mm) Dia. Cap • .187” (4.75mm) Quick Connect
(5.84)
.230
(4.75)
.187
(3.18)
.125
C
L
(0.5) Typ
.020
(1.02)
NO 3 .040 (13.97)
.550
(9.78)
.385
(10.16)
.400
NC 2
M12 P1
(4.5)
.177
(28.83)
1.135
(22.23)
.875
(28.0)
1.102
COM
1
(13.2) Dia
.520
(11.0)
.433
(7.85) Max
.309
(10.16)
.400
(18.0)
.709
(10.3)
.406
(21.6)
.850
C
Keyway
(11.2)
.441
L
(14.2)
SCB15S15A-3C
.559
Round Cap & Shroud • .187” (4.75mm) Quick Connect
(14.0)
.551
(5.84)
.230
(4.75) Typ
.187
(3.18)
.125
(0.5) Typ
.020
(1.02)
NO 3 .040 (13.97)
.550
Shown with (4.0) Panel
.157
(9.78)
.385
(10.16)
.400
NC 2
(22.23)
.875
(28.83)
1.135
(28.2)
1.110
COM
1
(17.7) Dia
.697
(24.0) Dia
.945
(10.3)
.406
(7.85) Max
.309
M12 P1
(2.0)
.079
(12.0)
.472
(21.2)
.835
(0.6)
.024
(20.32)
.800
(27.0)
1.063
(22.1)
.870
SCB25P15A-4CA
Rectangular Cap & Shroud • .250” (6.35mm) Quick Connect
(20.7)
(8.08)
.318
(6.35) Typ
.250
.815
Shown with (4.0) Panel
.157
(0.81) Typ
.032
(4.06)
.160
NC 2 NO 3
(1.02)
.040 (14.35)
.565
(8.38)
.330
(10.54)
.415
M12 P1
(22.23)
.875
(28.83)
1.135
(28.4)
1.118
COM
1
(19.4)
.764
(26.2)
1.031
(10.3)
.406
(21.6)
.850
(7.85) Max
.309
Keyway
(2.0)
.079
(12.0)
.472
(20.32)
.800
(15.4)
.606
(21.0)
.827
(48.1)
1.893
(27.0)
1.063
SCB26S15B-5CA
NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com
05-08
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