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SND2 Safety Limit Switches

SND2 Safety Limit Switches

SND2 Safety Limit Switches

Product catalog summary
Overview: The document provides technical specifications and features of the SND2 Series Global Style Safety Limit Switches, which are plastic-bodied and compatible with the EN50047 standard. These switches are designed for industrial applications with two conduit entries.
Specifications:
  • Body: Glass fiber reinforced plastic.
  • Contact Block: Easily interchangeable with galvanically separated contacts.
  • Terminals: Screw terminals with self-lifting clamps for easy wiring.
  • Actuator Positions: 4 x 90°.
  • Cable Entry Options: M20, PG13.5, and 1/2" NPT.
  • Standards: Conforms to EN 50047.
Operating Characteristics:
  • Operating Force (OF): 12N.
  • Releasing Force (RF): 8N.
  • Overtravel (OT): 6 mm.
  • Total Travel (TT): 10 mm.
  • Pretravel (PT): 2.5 mm.
  • Movement Differential (MD): 1.5 mm.
  • Operating Position (OP): Defined by actuator type.
  • Operating Speed: 0.05mm-2m/sec.
  • Operating Frequency: Mechanical - 120 ops/min, Electrical - 30 ops/min.
  • Insulation Resistance: >100MΩ@500V DC.
  • Contact Resistance: <25mΩ (initial value).
  • Rated Current/Voltage: 10A/600V AC (EN60947-5-1).
  • Dielectric Strength: 1000VAC for 1 min between current carrying parts, 2500VAC for 1 min between non-current carrying parts.
  • Service Life: Mechanically 1.0 x 107 operations, Electrically 5 x 105 operations.
  • Operating Temperature: -25~+80°C (-13~176°F) with no icing.
  • Humidity: < 95%RH.
  • Weight: 59-109g.
  • Degree of Protection: IP65.
Selection Guide:
  • Contact Block Types: Snap action (SP, SPT) and Slow action (SL, SL1, SL2, SL3, SL4, SL5, SL6, SL7, SL8, SL9).
  • Reset Option: Available with reset (R) or without.
Features:
  • Positive Opening of NC contacts ensures safety.
  • Various actuator styles and configurations available for different applications.
  • Cost-effective solution for enterprises.
See more

Catalog excerpts

SND2 Safety Limit Switches-1

International, LLC GLOBAL STYLE SAFETY LIMIT SWITCHES (PLASTIC BODIED EN50047 COMPATIBLE) SND2 SERIES (2 - CONDUIT ENTRIES) More reasonable cost so that more and more enterprises choose the SUNS Features Glass fiber reinforced plastic body Easily interchangeable contact block Galvanically separated contacts Screw terminals with self-lifting clamps for easy wiring Positive Opening of NC contacts 4 x 90o actuator positions Cable entry available: M20, PG13.5 and 1/2"NPT Conform to EN 50047 standard Operating Speed Operating Frequency Mechanical: 120ops/min Electrical: 30 ops/min Insulation Resistance Contact Resistance Rated Current/Voltage Definitions of Operating Characteristics Pretravel Movement Differential Operating Position Travel to Positive Opening Mechanically 1.0 x107 (operations) Electrically 5 x105 (operations) -25~+80oC (-13~176oF) with no icing 1000VAC for 1 min between current carrying parts 2500VAC for 1 min between non-current carrying parts Operating Temperature Operating Force Releasing Force Overtravel Total Travel Dielectric Strength Service Life Body Styles Head Styles C SP: 1NO/1NC Snap action SPT: 2NO/2NC Snap action SL: BBM 1NO/1NC Slow Action changeover SL1: MBB 1NO/1NC Slow Action Overlapping SL2: 2NC Slow Action SL3: 2NO Slow Action SL4: 3NC Slow Action SL5: 3NO Slow Action SL6: BBM 2NC/1NO Slow Action changeover SL7: MBB 2NC/1NO Slow Action Overlapping SL8: BBM 2NO/1NC Slow Action changeover SL9: MBB 2NO/1NC Slow Action Overlapping

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SND2 Safety Limit Switches-2

International, LLC GLOBAL STYLE SAFETY LIMIT SWITCHES (PLASTIC BODIED EN50047 COMPATIBLE) SND2 SERIES (2 - CONDUIT ENTRIES) Available contact blocks and travel diagrams SP Snap Action Snap Action Slow Action (Changeover) Slow Action (Overlapping) Slow Action Slow Action Plunger type 11,12,31,32 styles Slow Action Slow Action Slow Action (Changeover) Slow Action (Overlapping) Slow Action (Changeover) Slow Action (Overlapping)

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SND2 Safety Limit Switches-3

International, LLC GLOBAL STYLE SAFETY LIMIT SWITCHES (PLASTIC BODIED EN50047 COMPATIBLE) SND2 SERIES (2 - CONDUIT ENTRIES) Order Code Contact block Order Code snap action slow action slow action slow action slow action slow action snap action slow action Order Code Contact block Order Code snap action slow action slow action slow action slow action slow action snap action slow action Contact block Order Code Contact block Order Code snap action slow action slow action slow action snap action slow action slow action slow action

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SND2 Safety Limit Switches-4

International, LLC GLOBAL STYLE SAFETY LIMIT SWITCHES (PLASTIC BODIED EN50047 COMPATIBLE) SND2 SERIES (2 - CONDUIT ENTRIES) SND2112-L Order Code Contact block Order Code snap action slow action slow action slow action snap action slow action slow action slow action Order Code Contact block Order Code snap action slow action slow action slow action snap action slow action slow action slow action Order Code Contact block Order Code snap action slow action slow action slow action snap action slow action slow action slow action

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SND2 Safety Limit Switches-5

International, LLC GLOBAL STYLE SAFETY LIMIT SWITCHES (PLASTIC BODIED EN50047 COMPATIBLE) SND2 SERIES (2 - CONDUIT ENTRIES) M18 x 1 O10 Order Code snap action slow action slow action slow action Contact block SP snap action slow action slow action slow action Order Code Order Code Order Code snap action snap action snap action Order Code

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SND2 Safety Limit Switches-6

International, LLC GLOBAL STYLE SAFETY LIMIT SWITCHES (PLASTIC BODIED EN50047 COMPATIBLE) SND2 SERIES (2 - CONDUIT ENTRIES WITH RESET) SND2108-SR 18 Contact block Order Code snap action slow action slow action slow action slow action slow action slow action snap action Order Code Order Code snap action slow action slow action slow action Contact block Order Code snap action slow action slow action slow action Order Code Contact block Order Code snap action slow action slow action slow action snap action slow action slow action slow action

 Open the catalog to page 6
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.