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SIS 6 sensitive Series

SIS 6 sensitive Series

Product catalog summary
Insulation Data:
  • Basic insulation at 250 VAC with air and creepage distance >4 mm, test voltage 2500 V / 50 Hz / 1 min.
  • Double or reinforced insulation at 250 VAC with air and creepage distance >5.5 mm, test voltage 4000 V / 50 Hz / 1 min.
  • Test voltage for contact open is 1500 V / 50 Hz / 1 min.
  • Creepage resistance CTI 175, pollution degree 2, overvoltage category III.
  • Insulation resistance at Up 500 VDC >100 MΩ.
Additional Data:
  • Mechanical endurance >10 million operations, switching frequency 15 Hz.
  • Response time typically 20 ms, drop-out time typically 4 ms.
  • Shock resistance: NO > 10g, NC > 9g; vibration resistance: NO > 10g, NC > 3g.
  • Resistance to short circuiting contacts 1000A SCPD 6 A gG / gL (pre-fuse).
  • Ambient temperature range -40°C to +85°C, thermal resistance 45 K / W.
  • Weight approx. 35 g, mounting position any, recommended mounting distance >1 mm.
  • Type of protection RT III, solder bath temperature 270°C / 5 s.
Tests, Regulations, Standards:
  • Approvals: UL File E188953 Sec. 5.
  • Insulation class IEC 60664-1 250 VAC, fire protection requirements UL 94 / V0.
  • Standards: IEC 61810-1, IEC 61810-3.
Product Key:
  • SIS 4 2 2 24VDC SEN - Sensitive coil, nominal voltage, solder terminals, number of NC and NO contacts, type designation.
Contact Lifetime for NO Contacts:
  • Various lifetimes based on different AC and DC voltages and currents.
Maximal Switching Characteristics:
  • AC 1: 250 V / 6 A, AC 15: 230 V / 3 A, DC 1: 24 V / 6 A, DC 13: 24 V / 5 A / 0.1 Hz.
  • UL 508: B300 / R300.
  • Maximal contact load at AC 1 with 230 V: 2 contacts with 6 A each, 3 contacts with 4 A each, 4 contacts with 3 A each.
Relay Key Data:
  • PCB relay with forcibly guided contacts, protective separation between control and load circuit.
  • IEC 61810-3 Type A, double and reinforced insulation between the contacts.
  • Contact mounting: SIS422 4 NO / 2 NC, small external dimensions.
  • Nominal coil power 0.44 W, holding coil power 0.10 W.
Contact Data:
  • Contact material AgCuNi + 0.2 µm Au, single contact with notched crown.
  • Rated switching capacity 250 VAC 6 A AC1 1500 VA, electrical life AC1 >90000 operations.
  • Inrush current max. 30 A for 20 ms, switching voltage range 5 to 250 VDC / VAC.
  • Switching current range 3 mA to 6 A, switching capacity range 40 mW to 1500 W(VA).
Standard Coils for Direct Current:
  • Various nominal voltages with corresponding pick-up and drop-out voltages, nominal current, and resistance values.
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Catalog excerpts

SIS 6 sensitive Series-1

SIS 6 sensitive Series Relay Key Data Circuit Diagram (relay top view) Contact Lifetime for NO Contacts >10 x 106 operations 15 Hz typically 20 ms typically 4 ms typically 2 ms typically 15 ms NO > 10g NC > 9g NO > 10g NC > 3g -40°C to +85°C 45 K / W _120°C approx. 35 g any rec. >1 mm A / group assembly RT III 270°C / 5 s Resistance to short circuiting contacts 1 000A SCPD 6 A gG / gL (pre-fuse) - PCB relay with forcibly guided contacts - Protective separation between control and load circuit (leakage and creepage distances > 8 mm) - IEC 61810-3 Type A - Double and reinforced insulation between the contacts - Contact mounting: SIS422 4 NO / 2 NC - Small external dimensions - Nominal coil power 0,44 W - Holding coil power 0,10 W - Coil for railway application according EN 50155 on request Voltage (VDC) ^ 1) Inductive load L/R 40 ms 2) Resistive load Excitation Voltage Range Ambient Temperature °C ^ 1) Max. excitation voltage with contact load: <4 A 2) Min. excitation voltage (guaranteed values) without previous operation Single relay on print, no heat accumulation due to surrounding components with self-heating, duty cycle 100%. _Sensitive coil _Nominal voltage _Solder terminals Number of NC contacts Number of NO contacts _Type designation ELESTA GmbH, Heuteilstrasse 18, Phone: +41 81 303 54 00CH - 7310 Bad Ragaz, Switzerland © Copyright 02/2019

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