Siemens Contact Block 3SB3420-OC

Component for enclosure, 22 mm contact block with 1 contact element screw terminal, 1NC.

Specifications

• Product designation: Contact block
• Number of lampholders: 0
• Product function positive opening: Yes
• Product component diode: No
• Product component lamp transformer: No
• Product component light source: No
• Product component series resistor: No
• Insulation voltage (rated value): 400 V
• Type of voltage (of the operating voltage): AC/DC
• Degree of pollution: Class 3
• Surge voltage resistance Rated value: 4 kV
• Operating frequency maximum: 1 000 1/h
• Mechanical service life (switching cycles) typical: 10 000 000
• Electrical endurance (switching cycles) with contactors 3RT1015 to 3RT1026 typical: 10 000 000
• Thermal current: 10 A
• Protection class IP of the enclosure: IP40
• Protection class IP of the terminal: IP20
• Operating voltage with AC at 50 Hz Rated value: 5 ... 400 V
• Operating voltage with AC at 60 Hz Rated value: 5 ... 300 V
• Operating voltage for DC Rated value max.: 230 V
• Operating voltage for DC Rated value min.: 5 V
• Operating voltage 1 with AC at 50 Hz Rated value: 400 V
• Operating voltage with AC at 60 Hz Rated value: 300 V
• Operating voltage for DC Rated value: 24 V
• Contact reliability: one incorrect switching operation of 100 million switching operations (5 V, 1 mA)
• Mounting type: Floor mounting