Series 20 微型仪器与控制开关,Series 20
Series 20 微型仪器与控制开关
20M系列模块插入式微型控制开关
20P系列微型发光控制开关
20系列微型控制开关
Series 20 微型仪器与控制开关简单介绍
Series 20 Modular Plug-In Instrument & Control Switches have all the outstanding features of the Series 20 and 20P Switches with the following additions: • Modular Design – Lighted or Nonlighted • Plug-in Quick Disconnect Capabilities • Front of Panel Serviceable Without Service Loops • Integral Indicating and Annunciator Lights – With or Without Dropping Resistors • Integrated Markings for Better Control – Engravings for Title, Lamps and Identification Tagging • Choice of Handles • Can be Mounted with Switch Handle and Nameplate in Place • Maintenance and Circuit Testing Accomplished from Front of Panel • Burndy Bantamate Military Style Connectors • 3 Lamp Styles – Round Dome, Round-Flat, Dome LEDs
20M系列模块插入式微型控制开关Modular Plug-In Instrument and Control Switches的详细介绍
Features the outstanding features of the Series 20 and 20P Switches with thefollowing additions:
Series 20 Modular Plug-In Instrument & Control Switches have all
• Modular Design – Lighted or Nonlighted and Identification Tagging Dropping Resistors
• Plug-in Quick Disconnect Capabilities
• Front of Panel Serviceable Without Service Loops
• Integral Indicating and Annunciator Lights – With or Without
• Integrated Markings for Better Control – Engravings for Title, Lamps
• Choice of Handles
• Can be Mounted with Switch Handle and Nameplate in Place
• Maintenance and Circuit Testing Accomplished from Front of Panel
• Burndy Bantamate Military Style Connectors
• 3 Lamp Styles – Round Dome, Round-Flat, Dome LEDs
Electrical Specifications
Continuous Ratings
• 20A/240 Volts
Interrupt Ratings
• 20A/120VAC
• 20A/240VAC
• 20A/24VDC
• Momentary Current: 407 Amperes 1 Second
• Overload Current (50 operations): 91A/240VAC
• Dielectric Strength: 1500V rms
• Insulation Resistance: 100 Megohms
• Contact Resistance: 10 Milliohms
Mechanical Specifications
Sections/Poles 1 to 12 /1 to 24
Positions 2 to 12
Contacts Double Break Silver Plated Copper
Action 45°, 30°, 60° and 90° Positive Detent or Spring Return
Mounting PanelModular
Thickness 2.5" Max. Standard
Construction Key OperatedContacts Enclosed in Rigid Thermoset Plastic Housing
Special Drives