General Purpose Miniature Relays Key features of the RY series include: Compact miniature size saves space 2PDT and 4PDT models, available with bifurcated crossbar contacts, ensure reliable low-current switching for dry circuit applications Choice of plug-in/solder or PCB type terminals Options include check button for test operation and indicator lights DIN rail, surface, panel, and PCB type sockets available for a wide range of mounting applications Specifications Contact Material Contact Resistance Minimum Applicable Load Operating Time Release Time Maximum Continuous Applied Voltage (/DC) at C Minimum Operating Voltage (/DC) at C Drop-Out Voltage () Drop-Out Voltage (DC) Power Consumption Insulation Resistance Dielectric Strength Frequency Response Temperature Rise Vibration Resistance Shock Resistance Life xpectancy lectrical Mechanical Operating Temperature Weight RY4: Silver (Ag), gold-plated, : Ag-Pd alloy RM: Silver (Ag) RY4: mω maximum, : 00mΩ maximum RM: 30mΩ maximum RY4: V DC, 0mA/24V DC, ma RM2: 24VDC/0mA, VDC/mA (reference value) Bifurcated contacts:, : V DC, 00µA (reference value) ms maximum ms maximum 0% of the rated voltage 80% of the rated voltage 30% or more of the rated voltage 0% or more of the rated voltage : DC: approximately 0.8W : approximately.va (Hz), VA (60Hz), RM2: DC: approximately 0.9W : approximately.4va (Hz),.2VA (60Hz) 00MΩ minimum (measured with 0V DC megger) : Between live and dead parts:,0v, minute; Between contact and coil:,0v, minute; Between contacts of different poles:,0v, minute; Between contacts of the same pole:,000v, minute, : Between live and dead parts: 2,000V, minute; Between contact and coil: 2,000V, minute; Between contacts of different poles: 2,000V, minute; Between contacts of the same pole:,000v, minute,800 operations/hour Coil: 8 C maximum Contact: 6 C maximum 0 to 6G (Hz maximum) : 00N (approximately 0G), RM2: 0N (approximately G) RY4: over 0,000 operations (V, 3A), : over 0,000 operations (V, A) RM2: over 0,00 operations (240V, A) over,000,000 operations 30 to +70 C DPDT: 23g; 4PDT: 34g (approximately) File No. B08333242 UL Recognized Files No. 996 Ordering Information CSA Certified File No.LR344 Order standard voltages for fastest delivery. Allow extra delivery time for non-standard voltages. Basic Part No. RY4S-U Coil Voltage: 0-V
Relays Part Numbers Part Numbers: with Options Termination Contact Configuration Basic Part No. Indicator Light Check Button Indicator Light and Check Button Top Bracket S Solder/plug-in V PCB 0.03" (0.8mm) wide DPDT small footprint RY2S-U RY2S-UL RY2S-UC RY2S-ULC RY2S-UT DPDT S-U S-UL S-UC S-ULC S-UT DPDT wide footprint RM2S-U RM2S-UL RM2S-UC RM2S-ULC RM2S-UT 4PDT RY4S-U RY4S-UL RY4S-UC RY4S-ULC RY4S-UT 4PDT S-U S-UL S-UC S-ULC S-UT DPDT small footprint RY2V-U RY2V-UL RY2V-UC RY2V-ULC DPDT V-U V-UL V-UC V-ULC DPDT wide footprint RM2V-U RM2V-UL RM2V-UC RM2V-ULC 4PDT RY4V-U RY4V-UL RY4V-UC RY4V-ULC 4PDT V-U V-UL V-UC V-ULC Coil Ratings Rated Voltage (V) Rated Current ±% at C Coil Resistance Coil Inrush Coil Inductance 60Hz Hz ±0% at C (60Hz) nergizing De-nergizing 6V ma 0mA 70mA 240mA 8.8Ω 9.4Ω 2mA 340mA 0.09H 0.08H 0.06H 0.04H 2V 7mA 00mA 86mA 2mA 76.8Ω 39.3Ω ma 70mA 0.37H 0.30H 0.22H 0.6H 24V 37mA ma 42mA 60.mA 300Ω 3Ω 6mA 8mA.H.2H.9H 0.63H V* 7.mA ma 8.6mA 3.mA 7,680Ω 4,70Ω 2mA 6mA 37H 33H 22H H 240V 3.2mA.mA 3.7mA 6.6mA 3,0Ω,Ω 7mA 8mA 30H 30H 77H 62H DC Ratings 6V 28mA ma 47Ω 40Ω 2V 64mA 7mA 88Ω 60Ω 24V 32mA 36.9mA 7Ω 6Ω 48V 8mA 8.mA 2,660Ω 2,600Ω 0V 9.mA 2,00Ω * For RY4//RM2 relays = 0/V. For RY4//RM2 relays = 2/240V. For RY4//RM2 relays = 00/0V DC. Contact Ratings (gold plated) RY2 Resistive Inductive Voltage Contact UL CSA UL CSA 30V DC 00V DC V 240V DPDT 3A 3A 3A.A 4PDT A A A.A DPDT 0.2A 0.2A 0.2A 4PDT 0.2A 0.2A 0.2A DPDT 3A 3A.A.A 4PDT A A A A DPDT 3A 3A 0.8A 0.8A 4PDT A A A A N/A Contact Ratings (bifurcated), Voltage Resistive UL/CSA Inductive UL/CSA 30V DC A 0.A V A 0.A 240V 0.8A 0.4A Contact Ratings RM2 Resistive Inductive Voltage Nominal UL CSA Nominal UL CSA 30V DC A A A 2.A 2.A 0V DC 0.4A 0.4A 0.4A 0.4A V A A A 2.A 2.A 2.A 240V A A A 2A 2A 2A
Applicable Sockets RY4Part Numbers: Sockets Standard DIN Finger-Safe Relay Rail Mount DIN Rail Mount RY2S S Panel Mount PC Mount SY2S-0 SY2S-0C SY2S- SY2S-6 RM2 SM2S-0 SM2S-0C SM2S- RY4S S SY4S-0 SY4S-0C SY4S- SY4S-6 SY4S-62 See Section F for details on sockets. All DIN rail mount sockets shown above can be mounted using DIN rail BNDN000. Spring (optional) Part Number SY2S-02F➂ SFA-0 SFA-2➁ SFA-30 SFA-302➁ SY4S-F➂ SY4S-02F➂ SFA-0 SFA-2➁ SFA-30 SFA-302➁ SY4S-F➂ Use With SY2S-0, -0C SY2S-, -6 SY2S-0, -0C SY4S-, -6 Top latch ➁ Side latch ➂ Pullover spring Internal Circuits 3 9 4 8 2 4 9 3 2 6 0 3 7 4 8 2 4 (-) (+) (-) (+) 4 8 9 2 3(-) (+)4 RM
Relays Maximum Switching Capacity RY4/RM2 0. DC resistive DC resistive RY2 3 0. DC resistive DC resistive RY Bifurcated 0. 0 00 0 300 resistive 0. 0 00 0 300 0. 0. DC resistive DC 0.0 0.0 0 00 0 300 RY2 lectrical Life Curves Bifurcated Contacts, Life (x 0,000) Operations 000 0 0V Resistive 2V Resistive 00 0V Inductive 0 2V Inductive 0 2 3 Life (x 0,000) Operations 000 0 00 DC 00V Resistive 0 DC 00V Inductive 0 2 3 Life (x 0,000) Operations 000 0 00 0 0V Resistive 2V Resistive 0V Inductive 2V Inductive Life (x 0,000) Operations 000 0 00 0 DC 00V Resistive DC 00V Inductive RY4 Life (number of operating cycles) RY4 Load 0 7 0 6 V Resistive V Inductive 0 2V Inductive 240V Resistive 0 4 A 2A 3A 4A A Life (number of operating cycles) 0 7 0 6 0 0 4 RY4 DC Load 30V DC Inductive 0V DC Resistive 0V DC Inductive A 2A 3A 4A A 30V DC Resistive Life (x 0,000) Operations 000 0 00 RM2 00V Resistive 2V Resistive 0V Inductive 2V Inductive 0 0 2 3 4 Life (x 0,000) Operations 000 0 00 DC 00V Resistive DC 00V Inductive 0 0 2 3 4
Dimensions Solder Terminal Plug-in Total length from panel surface including socket: RY2S SY2S-02: 2.40" (6.6mm) maximum; SY2S-:.6" (40mm) S Total length from panel surface including hold-down spring: SY2S-02: 2.48" (63.6mm) maximum; SY2S-:.64" (42mm) With Top Bracket Plug-in RY2S-UT, S-UT 0.03" Ø 0.9" x 0.047" (3.0x.2mm) Hole 0.09" 0.24" (.mm) 0.03" Ø 0.9" x 0.047" (3.0 x.2mm) Hole.07 (27.mm) 0.2" (4.mm).70" (43.6mm)." (38.4mm) 0.37" (3.mm) 0.839" (2.mm) 0.078" (2mm) 0.09" 0.62" (4.mm) 0.23" 0.23" 0.2" (6.4mm).07 (27.mm) RY4S Total length from panel surface including socket: RY4S-UT 0.02" SY4S-02: 2.40" (6.6mm) maximum; SY4S-:.6" (40mm) (2.6mm) S Total length from surface including hold-down spring: S-UT SY4S-02: 2.48" (63.6mm) maximum; SY4S-:.64" (42mm) 0.7" (4.mm) 0.03" 0.09" Ø 0.9" x 0.047" (3.0 x.2mm) Hole 0.09" 0.24" (.mm).07" (27.mm) 0.827" (2.2mm) 0.28" 0.33" (3.4mm) 0.764" (9.6mm) 0.2" (3.3mm) Ø 0.9" (mm) 2 Holes 0.646" (6.6mm) 0.48" (3.8mm).70" (43.6mm)." (38.4mm) 0.37" (3.mm) 0.847" (2.7mm) 0.078" (2mm) 0.23" 0.24" (.mm) 0.62" (4.mm).07" (27.mm) RY2V V RY4V, V 0.032" (0.8mm) 0.38" (3.mm) 0.03" 0.09".07" (27.mm) RY4V, V: 0.03" (0.8mm) 0.2" (4.mm) 0.282" Ø 0.039" (mm) 8 Holes 0.72" (4.4mm) 0.6" (4.mm) 0." (2.8mm) 0.22" RM2S, RM2V RM2V: 0.032" (0.8mm) 0.09" 0.03" RM2V: 0.37" (3.mm).07" (27.mm) RM2V: Ø 0.039" (mm) 8 Holes 0.28" 0.827" (2.2mm) 0.6" (4.3mm) 0.24" 0.9" (3.3mm) 0." (2.8mm) 0.03" RY4V, V: Ø 0.039" (mm) 4 Holes 0.6" (4.3mm) 0.09".07" (27.mm) RY4V, V: 0.37" (3.mm) 0.827" (2.2mm) 0.28" 0.72" (4.4mm) 3 Places 0." (2.8mm) 0.24"