SIF4 Series
1 /1Page

SIF4 Series

SIF4 Series
1 /1Page

Catalog excerpts

SIF4 Series-1

Contact data - Relay with forcibly guided contacts according to IEC 61810-3 - Application type A - Protective separation (see insulation data) - Suitable for print mounting - SMD placement under the relay possible - Height only 10,9 mm - Contact assembly SIF222: 2 NO + 2 NC, SIF312: 3 NO + 1 NC Contact material AgCuNi + 0,2, ..., 0,4 μm Au Type of contact Single contact with notched crown Rated switching power 2 000 VA 250 V / 8 A / AC-1 (max.) Electr. life time (0,1 Hz, rel. duty cycle 10%) 100 000 Inrush current 30 A for 20 ms Switching voltage range 5, ..., 250 V DC / AC Switching current range* 3 mA, ..., 8 A Switching power range* 40 mW, ..., 2 000 W (VA) Contact resistance as new (max.) 100 mΩ Short circuit resistance of NO contacts** 1 000 A with pre-fuse SCPD 10 A gG / gL (fuse) Short circuit resistance of NC contacts** 1 000 A with pre-fuse SCPD 6 A gG / gL (fuse) Insulation data Electrical life (NO contacts) Rated insulation voltage (IEC 60664-1) 250 VAC Double or reinforced insulation - Air and creepage distance (min.) 5,5 mm - Test voltage 4 000 Vrms / 1 min Open contact: Test voltage* 1 500 Vrms / 1 min Creepage resistance CTI 175 Pollution degree 2 Overvoltage category III Insulation resistance (min.) 100 MΩ - Test voltage 500 VDC * Reference values ** Prospective short-circuit current Circuit diagram (top view) * do not drill under the relay if SMD is mounted ** open vent stack Pin dimension b Pin dimension c Pin dimension d Recommended drilling on PCB * Initial value Nominal power (typ.) Holding power (typ.) Coil limit temperature Switching capacity (IEC 61810-1) AC-1: 240 V / 8 A MAX AC-15: 240 V / 5 A MAX DC-1: 24 V / 8 A MAX DC-13: 24 V / 5 A / 0,1 Hz MAX Switching capacity (UL 508) Continuous current per contact at load of: 1 or 2 contacts 3 contacts Contact load limit curve (DC) Mechanical lifetime (min.) 10 x 106 operations Switching frequency (max.) 15 Hz Response time (NO closed) (typ.) 12 ms Drop-out time (NC closed) (typ.)* 5 ms Bounce time (typ.) NO: 1,5 ms / NC: 15 ms Shock resistance (16 ms) (min.) NO: 15g / NC: 5g Vibration resistance (10-200 Hz) (min.) NO: 10g / NC: 2g Weight approx. 20 g Mounting position any Mounting distance (min.) 5 mm * without coil wiring  Other data Ambient temperature Thermal resistance Protection class Solder bath temperature Test method (heating) Approvals Flammability class UL File -40 °C, ..., +70 °C 60 K / W RT II 270 °C / 5 s A (group assembly) cULus, TÜV UL 94 V-0 E188 953 Sec.6 Excitation voltage range Options, Accessories Other coil designs possible Coils accord. to EN 50155 (railway applications) possible Test conditions: - Graph 1: Contact current 5 A MAX - Graph 2: without previous operation - Free-standing relay on PCB - Duty cycle 100% ELESTA GmbH, Heuteilstrasse 18, CH - 7310 Bad Ragaz, Switzerland Type designation Number of contacts NO Number of contacts NC Connection technology N

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