SIR 282 Series will be replaced by SGR282ZK relays Circuit Diagram (view on relay upper side) -- PCB Relay with forcibly guided contacts -- Protective separation between coil and contacts (leakage and creepage distances >14mm); protective separation diagonally between left and right contact side (leakage and creepage distances >5.5mm) -- EN50205 type B -- 2 CO contacts -- Mean coil power 1W -- Holding Power 0.31W Contact Lifetime for NO Contacts 10000 24 14 21 11 22 12 Operations x 1000 Relay Key Data SIR282 Dimensions A2 12.7 30.2 100 DC 13: 24V 10 0.1 A1 2.6 1 7.5 -- Double or reinforced insulation at 250VAC -- Air and creepage distance >5.5mm -- Test voltage 4‘000V/50Hz/1min -- Double or reinforced insulation at 250VAC -- Air and creepage distance >14mm -- Test voltage 5‘000V/50Hz/1min Test voltage contact open 1‘500V/50Hz/1min Creepage resistance CTI 550 Pollution degree 2 Overvoltage category III Insulation resistance at Up 500VDC >100MΩ Additional Data fo *Guided values Min. pick-up voltage at 20 °C Drop-out voltage at 20 °C Nominal current in mA 3.75 4.5 9.0 13.5 18.0 36.0 45 82.5 ≥0.5 ≥0.6 ≥1.2 ≥1.8 ≥2.4 ≥4.8 ≥6.0 ≥11.0 181.0 166.0 85.7 66.6 33.3 20.8 13.6 11.0 Resistance in Ohm at 20 °C Nominal voltage VDC 5 6 12 18 24 48 60 110 N ot Standard coils for direct current (other voltages on request) Mechanical endurance >10x106 operations Switching frequency, mechanical 15Hz Response time (all NO closed) typically 12ms Drop-out time** (all NC closed) typically 5ms Bounce time of NO contact typically 4ms Bounce time of NC contact typically 8ms Shock resistance 16ms NO > 10g NC > 2.5g Vibration resistance NO > 10g (10-55Hz) NC > 1g Resistance to short circuiting contacts 1‘000A SCPD 10A gG/gL (pre-fuse) Ambient temperature -40°C to +70°C Thermal resistance 50K/W Temperature limit for coil 120°C Weight ca. 20g Mounting position any Type of protection RT II Solder bath temperature 270°C/5s de Contact material AgSnO2+0.2µm Au Type of contact Single contact Rated switching capacity 250VAC 8A AC1 2‘000VA Electr. life AC 1(360 cycles/h) approx.100‘000 Inrush current max. 15A for 20ms Switching voltage range 5 to 250 VDC/VAC Switching current range* 10mA to 8A Switching capacity range* 120mW to 2‘000W(VA) Contact resistance (as delivered) ≤100mΩ/28V/100mA ew Contact Data **without spark suppression 1 1 0.8 0.6 0.4 0.3 0.2 2 0.1 0 50 100 Voltage (VDC) UL File E188953 Insulation class IEC 60664-1 Protection class II Fire protection requirements Sec. 1 250VAC VDE 0106 UL 94 / V1 Options, Accessories see page 30 on request 150 200 60 80 Excitation Voltage Range 3.0 2.5 2.0 1 0.5 UB UN 0 2 0 20 40 No heat accumulation due to intrinsic heating of other components. Continuous duty 100%. SIR28224VDC 08 O-ring dust-resistant Coil voltage Type designation Fon: Fax: +41 (0)81 303 54 00 +41 (0)81 303 54 01 100 Ambient Temperature °C 1)Max. excitation voltage with contact load: ≤5A 2)Min. excitation voltage (guaranteed values) without previous operation Product Key ELESTA GmbH, Heuteilstrasse 18, CH - 7310 Bad Ragaz, Switzerland 250 1)Inductive load L/R 40ms 2)Resistive load 1.0 Approvals PCB socket, DIN rail socket Sealed RT III Dust resistant with O-Ring 8 6 4 3 2 1.5 Tests, Regulations 27.5 ± 10% 36 ± 10% 140 ± 10% 270 ± 10% 720 ± 10% 2‘300 ± 10% 4‘400 ± 13% 10‘000 ± 15% 10 Load Limit Curve with Direct Current Current (A) 2.5/2.54 5.0 Maximal contact load at AC 1 with 230V: 2 contacts with 8A each si Ø1.3 1.0 Maximal switching characteristics (DIN EN60947-5-1, Tab. C2) AC 15: 230V / 5A DC 13: 24V / 6A UL 508: C300 gn [mm] 0.5 Switching Current (A) rn 15 DC 1: 24V s 0.3 25.6 3.7 5 5 AC 15: 230V AC 1: 400V Insulation Data 2.6 AC 1:230V 1000 © Copyright 05/2014