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参数资料
| 型号： | A28KW |
| 厂商： | NKK Switches |
| 文件页数： | 1/7页 |
| 文件大小： | 0K |
| 描述： | SW TOGGLE DPDT EXTENDED LONG |
| RoHS指令信息： | A Series, Cert of Compliance |
| 标准包装： | 1 |
| 系列： | A |
| 电路： | 双刀双掷 |
| 开关功能： | 瞬时-关-瞬时 |
| 触点额定电压： | 0.4VA @ 28VAC/DC |
| 触动器类型： | 卡入顶部 |
| 触动器长度： | 5.00mm |
| 发光： | 不发光 |
| 安装类型： | 通孔 |
| 端接类型： | PC 引脚 |
| 轴衬螺纹： | 无螺纹，方形 |
| 包装： | 散装 |
Series A
Process Sealed Subminiature Rockers
General Specifications
B
Electrical Capacity (Resistive Load)
Logic Level: 0.4VA maximum @ 28V AC/DC maximum
(Applicable Range 0.1mA ~ 0.1A @ 20mV ~ 28V)
Note: Find additional explanation of operating range in Supplement section.
Other Ratings
Contact Resistance:
Insulation Resistance:
Dielectric Strength:
Mechanical Life:
Electrical Life:
Nominal Operating Force:
Contact Timing:
Angle of Throw:
Materials & Finishes
Actuator or Toggle:
Case Housing:
Support Bracket:
Movable Contact:
Stationary Contacts:
Terminals:
Environmental Data
Operating Temperature Range:
Humidity:
Vibration:
Shock:
Installation
Cap Installation Force:
50 milliohms maximum
500 megohms minimum @ 500V DC
500V AC minimum for 1 minute minimum
100,000 operations minimum for On-None-On & On-Off-On
50,000 operations minimum for other circuits
50,000 operations minimum
2.73N (momentary); 1.84N (maintained)
Nonshorting (break-before-make)
26°
Nickel plated brass
Glass fiber reinforced polyamide
Tin plated phosphor bronze
Phosphor bronze with gold plating
Brass with gold plating
Brass with gold plating
–30°C through +85°C (–22°F through +185°F)
90 ~ 95% humidity for 240 hours @ 40°C (104°F)
10 ~ 55Hz with peak-to-peak amplitude of 1.5mm traversing the frequency range & returning
in 1 minute; 3 right angled directions for 2 hours
50G (490m/s 2 ) acceleration (tested in 6 right angled directions, with 5 shocks in each direction)
39.23N (8.82 lbf) maximum downward force on actuator
PCB Processing
Soldering:
Wave Soldering Recommended: See Profile A in Supplement section.
Manual Soldering: See Profile B in Supplement section.
Cleaning:
Standards & Certifications
B4
Automated cleaning. See Cleaning specifications in Supplement section.
The A Series rockers have not been tested for UL recognition or CSA certification.
These switches are designed for use in a low-voltage, low-current, logic-level circuit.
When used as intended in a logic-level circuit, the results do not produce hazardous energy.
www.nkk.com
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