SIS 2 Series Circuit Diagram (relay top view) -- PCB relay with forcibly guided contacts -- Protective separation between control and load circuit (leakage and creepage distances >10 mm) -- IEC 61 810-3 Type A -- Double and reinforced insulation between the contacts -- Contact mounting: SIS112 1 NO / 1 NC -- Small external dimensions -- Nominal coil power 0,27 W -- Holding coil power 0,08 W -- Coils for railway applications according to EN 50 155 on request Dimensions 1,6 0,2 0,3 18,7 6 1 1,6 2,3 10 16,6 11 3,3 3,3 2,2 0,4 2,8* 0,4 O 1,3 15 7,7 29,2 2,3 4,2 2,3 [mm] Contact Data Contact material AgCuNi +0,2-0,4 m Au Type of contact Single contact with notched crown Rated switching capacity 250 VAC 6 A AC1 1 500 VA Electr. Life AC1 (360 S / h) >90000 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) Contact resistance (as delivered) 100 m / 6 V / 100 mA **Guided values Nominal current in mA at 20 C 0,5 0,6 0,9 1,2 1,8 2,4 4,8 6,0 54,9 46,1 30,5 23,0 15,2 11,4 5,7 4,5 Resistance in Ohm at 20 C Drop-out voltage VDC at 20 C Min. pick-up voltage VDC at 20 C Nominal voltage VDC Standard coils for direct current (other voltages on request) 3,5 4,2 6,3 8,4 12,6 16,8 33,6 42,0 5000 1000 12 A2 11 SIS112 A1 -- Basic insulation at 250 VAC -- Air and creepage distance >4 mm -- Test voltage 2500 V / 50 Hz / 1 min -- Double or reinforced insulation at 250 VAC -- Air and creepage distance >10 mm -- Test voltage 5000 V / 50 Hz / 1 min Test voltage contact open 1500 V / 50 Hz / 1 min Creepage resistance CTI 175 Pollution degree 2 Overvoltage category III Insulation resistance at Up 500 VDC >100 M 91 130 295 520 1180 2 100 8 350 13 100 10% 10% 10% 10% 10% 10% 13% 15% Mechanical endurance >10x106 operations Switching frequency, mechanical 15 Hz Response time (NO closed) typically 10 ms Drop-out time*** (NC closed) typically 3 ms Bounce time of NO contact typically 2 ms Bounce time of NC contact typically 15 ms Shock resistance 16 ms NO > 17g NC > 7g Vibration resistance NO > 7g (10-200 Hz) NC > 2g Resistance to short circuiting contacts 1000A SCPD 6 A gG / gL (pre-fuse) Ambient temperature -40C to +85 C Thermal Resistance 55 K / W Temperature limit for coil 120 C Weight approx. 18 g Mounting position any Mounting distance rec. >1 mm Test method A / group assembly Type of protection RT III Solder bath temperature 270C / 5 s ***without spark suppression Tests, Regulations, Standards Approvals UL, cUL, TUV UL File E188 953 Insulation class IEC 60 664-1 Fire protection requirements Standards IEC 61 810-1, IEC 61810-3 Sec. 5 250 VAC UL 94 / V0 Options, Accessories DIN rail socket Pin length 2,2 to 3,8 mm DC 1: 24V 500 AC 1:230V 100 AC 15: 230V 50 DC 13: 24V 10 0,1 0,5 1 Switching Current (A) 2 Load Limit Curve with Direct Current 6 4 3 2 1 1 0,8 0,6 0,4 0,3 0,2 0,1 0 2 50 100 Voltage (VDC) 150 ELESTA GmbH, Heuteilstrasse 18, Phone: CH - 7310 Bad Ragaz, Switzerland +41 81 303 54 00 200 250 1)Inductive load L/R 40 ms 2)Resistive load Excitation Voltage Range 3,0 2,5 1 2,0 1,5 1,0 0,5 UB UN 0 2 0 20 40 60 Ambient Temperature C 80 100 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%. Product Key SIS 1 1 2 24VDC 3 4 5 6 7 8910 Maximal switching characteristics (DIN EN 60947-5-1) 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 Additional Data *with 2,2 mm or 3,8 mm length available 5 6 9 12 18 24 48 60 24 Current (A) 1,6 3,3 16,5 0,2 1,6 10000 23 Insulation Data 16,6 29,2 Contact Lifetime for NO Contact Operations x 1000 Relay Key Data Nominal voltage Solder terminals Number of NC contacts Number of NO contacts Type designation (c) Copyright 06/2019