Electromechanical Relays General-purpose Relay LY A Miniature Power Relay * Equipped with arc barrier. * Dielectric strength: 2,000 V. * Built-in diode models added to the LY Series. * Single-pole and double-pole models are applicable to operating coils with ratings of 100/110 VAC, 110/120 VAC, 200/220 VAC, 220/240 VAC, or 100/110 VDC). * Three-pole and four-pole models are applicable to operating coils with ratings of 100/110 VAC, 200/220 VAC, or 100/110 VDC). LR Ordering Information Open Relays Type Contact form Standard With built-in diode (DC only) With built-in CR (AC only) Plug-in/solder terminals Plug-in/solder terminals with LED indicator Upper-mounting Plug-in/solder terminals PCB terminals SPDT LY1 LY1N LY1-0 LY1F DPDT LY2 LY2N LY2-0 LY2F DPDT (bifurcated) LY2Z LY2ZN LY2Z-0 LY2ZF 3PDT LY3 LY3N LY3-0 LY3F 4PDT LY4 LY4N LY4-0 LY4F SPDT LY1-D LY1N-D2 --- --- DPDT LY2-D LY2N-D2 --- --- DPDT (bifurcated) LY2Z-D LY2ZN-D2 --- --- 3PDT LY3-D --- --- --- 4PDT LY4-D LY4N-D2 --- --- SPDT --- --- --- --- DPDT LY2-CR LY2N-CR --- --- DPDT (bifurcated) LY2Z-CR LY2ZN-CR --- --- Note: 1. When ordering, add the rated coil voltage to the model number. Rated coil voltages are given in the coil ratings table. Example: LY2, 6 VAC Rated coil voltage 2. Relays with #187 quick connect terminals are also available with SPDT and DPDT contact. Ask your OMRON representative for details. 3. SEV models are standard Relays excluding DPDT (bifurcated) models. 4. VDE- or LR- qualifying Relays must be specified when ordering. General-purpose Relay LY A-31 Accessories (Order Separately) Sockets Poles Front-connecting Socket Back-connecting Socket DIN track/screw terminals Plug-in/solder terminals Wrapping terminals PCB terminals 1 or 2 PTF08A-E, PTF08A PT08 PT08QN PT08-0 3 PTF11A PT11 PT11QN PT11-0 4 PTF14A-E, PTF14A PT14 PT14QN PT14-0 Note: 1. For PTF08-E and PTF14A-E, see "Track Mounted Socket." 2. PTF@A (-E) Sockets have met UL and CSA standards: UL 508/CSA C22.2. Mounting Plates for Sockets Socket model For 1 Socket For 10 Sockets For 12 Sockets For 18 Sockets PT08 PT08QN PYP-1 --- --- PYP-18 PT11 PT11QN PTP-1-3 --- PTP-12 --- PT14 PT14QN PTP-1 PTP-10 --- --- Socket-Hold-down Clip Pairings Relay type Poles Front-connecting Sockets Socket model Standard, bifurcated contacts oper- 1, 2 ation indicator, built-in diode 3 CR circuit PTF08A-E, PTF08A Clip model PYC-A1 Back-connecting Sockets Socket model PT08(QN), PT08-0 PTF11A PT11(QN), PT11-0 4 PTF14A-E, PTF14A PT14(QN), PT14-0 2 PTF08A-E, PTF08A Y92H-3 Clip model PYC-P PT08(QN), PT08-0 PYC-1 Must operate voltage Max. voltage Specifications Coil Ratings Single- and Double-pole Relays Rated voltage Rated current 50 Hz AC DC 60 Hz Coil inductance (reference value) Arm. OFF Arm. ON 6V 214.1 mA 183 mA 12.2 0.04 H 0.08 H 12 V 106.5 mA 91 mA 46 0.17 H 0.33 H 24 V 53.8 mA 46 mA 180 0.69 H 1.30 H 50 V 25.7 mA 22 mA 788 3.22 H 5.66 H 100/110 V 11.7/12.9 mA 10/11 mA 3,750 14.54 H 24.6 H 110/120 V 9.9/10.8 mA 8.4/9.2 mA 4,430 19.20 H 32.1 H 200/220 V 6.2/6.8 mA 5.3/5.8 mA 12,950 54.75 H 94.07 H 220/240 V 4.8/5.3 mA 4.2/4.6 mA 18,790 83.50 H 136.40 H 6V 150 mA 40 0.16 H 0.33 H 12 V 75 mA 160 0.73 H 1.37 H 24 V 36.9 mA 650 3.20 H 5.72 H 48 V 18.5 mA 2,600 10.6 H 21.0 H 100/110 V 9.1/10 mA 11,000 45.6 H 86.2 H Note: See notes on the bottom of next page. A-32 Coil resistance General-purpose Relay LY Must release voltage Power consum. (approx.) % of rated voltage 80% max. 30% min. 110% 1.0 to 1.2 VA (60 Hz) 0.9 to 1 VA (60 Hz) 10% min. 0.9 W Rated voltage Rated current 50 Hz AC DC Coil resistance 60 Hz Coil inductance (reference value) Arm. OFF Arm. ON 6V 310 mA 270 mA 6.7 0.03 H 0.05 H 12 V 159 mA 134 mA 24 0.12 H 0.21 H 24 V 80 mA 67 mA 100 0.44 H 0.79 H 50 V 38 mA 33 mA 410 2.24 H 3.87 H 100/110 V 14.1/16 mA 12.4/13.7 mA 2,300 10.5 H 18.5 H 200/220 V 9.0/10.0 mA 7.7/8.5 mA 8,650 34.8 H 59.5 H 6V 234 mA 25.7 0.11 H 0.21 H 12 V 112 mA 107 0.45 H 0.98 H 24 V 58.6 mA 410 1.89 H 3.87 H 48 V 28.2 mA 1,700 8.53 H 13.9 H 100/110 V 12.7/13 mA 8,500 29.6 H 54.3 H Must operate voltage Must release voltage Max. voltage Power consum. (approx) % of rated voltage 80% max. 30% min. 110% 1.6 to 2.0 VA (60 Hz) 10% min. 1.4 W Note: See notes under next table. Four-pole Relays Rated voltage Rated current 50 Hz AC DC Coil resistance 60 Hz Coil inductance (reference value) Arm. OFF Arm. ON 6V 386 mA 330 mA 5 0.02 H 0.04 H 12 V 199 mA 170 mA 20 0.10 H 0.17 H 24 V 93.6 mA 80 mA 78 0.38 H 0.67 H 50 V 46.8 mA 40 mA 350 1.74 H 2.88 H 100/110 V 22.5/25.5 mA 19/21.8 mA 1,600 10.5 H 17.3 H 200/220 V 11.5/13.1 mA 9.8/11.2 mA 6,700 33.1 H 57.9 H 6V 240 mA 25 0.09 H 0.21 H 12 V 120 mA 100 0.39 H 0.84 H 24 V 69 mA 350 1.41 H 2.91 H 48 V 30 mA 1,600 6.39 H 13.6 H 100/110 V 15/15.9 mA 6,900 32 H 63.7 H Must operate voltage Must release voltage Max. voltage Power consum. (approx) % of rated voltage 80% max. 30% min. 110% 1.95 to 2.5 VA (60 Hz) 10% min. 1.5 W Note: 1. The rated current and coil resistance are measured at a coil temperature of 23C with tolerances of +15%/-20% for rated currents and 15% for DC coil resistance. 2. Performance characteristic data are measured at a coil temperatures of 23C. 3. AC coil resistance and impedance are provided as reference values (at 60 Hz). 4. Power consumption drop was measured for the above data. When driving transistors, check leakage current and connect a bleeder resistor if required. General-purpose Relay LY A-33 Electromechanical Relays Three-pole Relays Contact Ratings Relay Single contact 1-pole Load Resistive load (cos = 1) Bifurcated contacts 2-, 3- or 4-pole Inductive load (cos=0.4, L/R=7 ms) 110 VAC 10 A 24 VDC 7 A Resistive load (cos = 1) 110 VAC 15 A 24 VDC 15 A Rated carry current 15 A 10 A 7A Max. switching voltage 250 VAC 125 VDC 250 VAC 125 VDC 250 VAC 125 VDC Max. switching current 15 A 10 A 7A Max. switching power 1,700 VA 360 W Failure rate (reference value)* 100 mA, 5 VDC 1,100 VA 240 W 110 VAC 7.5 A 24 VDC 5 A 2-pole Resistive load (cos = 1) Rated load 1,100 VA 170 W 110 VAC 10 A 24 VDC 10 A Inductive load (cos=0.4, L/R=7 ms) 825 VA 120 W 100 mA, 5 VDC 110 VAC 5A 24 VDC 5 A 550 VA 120 W Inductive load (cos=0.4, L/R=7 ms) 110 VAC 4 A 24 VDC 4A 440 VA 100 W 10 mA, 5 VDC *Note: P level: 60 = 0.1 x 10-6/operation, reference value Characteristics Item All except Relays with bifurcated contacts Relays with bifurcated contacts Contact resistance 50 m max. Operate time 25 ms max. Release time 25 ms max. Max. operating frequency Mechanical: Electrical: Insulation resistance 100 M min. (at 500 VDC) Dielectric strength 1,000 VAC, 50/60 Hz for 1 min between contacts of same polarity 2,000 VAC, 50/60 Hz for 1 min between contacts of different polarity Vibration resistance Destruction: Malfunction: 10 to 55 to 10 Hz, 0.5 mm single amplitude (1.0 mm double amplitude) 10 to 55 to 10 Hz, 0.5 mm single amplitude (1.0 mm double amplitude) Shock resistance Destruction: Malfunction: 1,000 m/s2 200 m/s2 Endurance Mechanical: AC: 50,000,000 operations min. (at 18,000 operations/hr) DC: 1,00,000,000 operations min. (at 18,000 operations/hr) Single-, three-, and four-pole: 200,000 operations min. (at 1,800 operations/hr under rated load) Double-pole: 500,000 operations min. (at 1,800 operations/hr under rated load) Electrical: 18,000 operations/hr 1,800 operations/hr (under rated load) Ambient temperature* Operating: Single- and double-pole standard, bifurcated-contact Relays: -25C to 55C (with no icing) (-25C to 70C if carry current is 4 A or less) All other Relays: -25C to 40C (with no icing) (-25C to 55C if carry current is 4 A or less) Ambient humidity Operating: Weight Single- and double-pole: approx. 40 g, three-pole: approx. 50 g, four-pole: approx. 70 g 5% to 85% Note: 1. The values given above are initial values. 2. The upper limit of 40C for some Relays is because of the relationship between diode junction temperature and the element used. A-34 General-purpose Relay LY Electromechanical Relays Endurance Under Real Loads (reference only) LY1 Rated voltage 100 VAC Load type Conditions Operating frequency Electrical life AC motor 400 W, 100 VAC single-phase with 35-A in- ON for 10 s, OFF for 50 s rush current, 7-A current flow 50,000 operations AC lamp 300 W, 100 VAC with 51-A inrush current, ON for 5 s, OFF for 55 s 3-A current flow 100,000 operations 500 W, 100 VAC with 78-A inrush current, 5-A current flow 25,000 operations Capacitor (2,000 F) 24 VDC with 50-A inrush current, 1-A cur- ON for 1 s, OFF for 6 s rent flow 100,000 operations AC solenoid 50 VA with 2.5-A inrush current, 0.25-A current flow 1,500,000 operations ON for 1 s, OFF for 2 s 100 VA with 5-A inrush current, 0.5-A current flow 800,000 operations LY2 Rated voltage 100 VAC Load type Conditions Operating frequency Electrical life AC motor 200 W, 100 VAC single-phase with 25-A in- ON for 10 s, OFF for 50 s rush current, 5-A current flow 200,000 operations AC lamp 300 W, 100 VAC with 51-A inrush current, ON for 5 s, OFF for 55 s 3-A current flow 80,000 operations Capacitor (2,000 F) 24 VDC with 50-A inrush current, 1-A cur- ON for 1 s, OFF for 15 s rent flow 10,000 operations 24 VDC with 20-A inrush current, 1-A current flow 150,000 operations AC solenoid 50 VA with 2.5-A inrush current, 0.25-A current flow ON for 1 s, OFF for 2 s 100 VA with 5-A inrush current, 0.5-A current flow 1,000,000 operations 500,000 operations LY4 Rated voltage 100 VAC Load type AC motor Conditions 200 W, 200 VAC triple-phase with 5-A inrush current, 1-A current flow Operating frequency ON for 10 s, OFF for 50 s Electrical life 500,000 operations 750 W, 200 VAC triple-phase with 18-A inrush current, 3.5 A current flow 70,000 operations AC lamp 300 W, 100 VAC with 51-A inrush current, ON for 5 s, OFF for 55 s 3-A current flow 50,000 operations Capacitor (2,000 F) 24 VDC with 50-A inrush current, 1-A cur- ON for 1 s, OFF for 15 s rent flow 5,000 operations 24 VDC with 20-A inrush current, 1-A cur- ON for 1 s, OFF for 2 s rent flow 200,000 operations 50 VA with 2.5-A inrush current, 0.25-A current flow 1,000,000 operations AC solenoid 100 VA with 5-A inrush current, 0.5-A current flow ON for 1 s, OFF for 2 s 500,000 operations General-purpose Relay LY A-35 Approved Standards UL 508 Recognitions (File No. 41643) No. of poles 1 Coil ratings 6 to 240 VAC 6 to 125 VDC 2 3 and 4 Contact ratings Operations 15 A, 30 VDC (Resistive) 15 A, 240 VAC (General use) TV-5, 120 VAC 1/2 HP, 120 VAC 15 A, 28 VDC (Resistive) 15 A, 120 VAC (Resistive) 12 A, 240 VAC (General use) 1/2 HP, 120 VAC 6 x 103 10 A, 30 VDC (Resistive) 10 A, 240 VAC (General use) 1/3 HP, 240 VAC 6 x 103 25 x 103 6 x 103 25 x 103 CSA 22.2 No. 14 Listings (File No. LR31928) No. of poles 1 Coil ratings 6 to 240 VAC 6 to 125 VDC 2 3 and 4 Contact ratings Operations 15 A, 30 VDC (Resistive) 15 A, 120 VAC (General use) 1/2 HP, 120 VAC TV-5, 120 VAC 15 A, 30 VDC (Resistive) 15 A, 120 VAC (Resistive) 1/2 HP, 120 VAC TV-3, 120 VAC 6 x 103 25 x 103 6 x 103 10 A, 30 VDC (Resistive) 10 A, 240 VAC (General use) SEV Listings (File No. D3,31/137) No. of poles 1 Coil ratings 6 to 240 VAC 6 to 125 VDC 2 to 4 Contact ratings Operations 15 A, 24 VDC 15 A, 220 VAC 6 x 103 10 A, 24 VDC 10 A, 220 VAC TUV (File No. R9251226) (IEC255) No. of poles 1 to 4 Coil ratings 6 to 125 VDC 6 to 240 VAC Contact ratings Operations LY1, LY1-FD 15 A, 110 VAC (cos=1) 10 A, 110 VAC (cos=0.4) LY2, LY2-FD, LY3, LY3-FD, LY4, LY4-FD 10 A, 110 VAC (cos=1) 7.5 A, 110 VAC (cos=0.4) 100 x 103 VDE Recognitions (No. 9903UG and 9947UG) No. of poles 1 Coil ratings 6, 12, 24, 50, 110, 220 VAC 6, 12, 24, 48, 110 VDC 2 Contact ratings 10 A, 220 VAC (cos=1) 7 A, 220 VAC (cos=0.4) 10 A, 28 VDC (L/R=0 ms) 7 A, 28 VDC (L/R=7 ms) Operations 200 x 103 7 A, 220 VAC (cos=1) 4 A, 220 VAC (cos=0.4) 7 A, 28 VDC (L/R=0 ms) 4 A, 28 VDC (L/R=7 ms) LR Recognitions (No. 563KOB-204523) No. of poles 2, 4 A-36 Coil ratings 6 to 240 VAC 6 to 110 VDC General-purpose Relay LY Contact ratings 7.5 A, 230 VAC (PF0.4) 5 A, 24 VDC (L/R=7 ms) Electromechanical Relays Engineering Data LY1 Maximum Switching Power Switching current (A) 10 5 AC (cos = 0.4) Life: 200,000 operations 1 0.5 DC L/R = 7 ms DC resistive load Endurance (x103 operations) AC resistive load 15 Endurance 0.1 10,000 5,000 110 VAC resistive load 24 VDC resistive load 1,000 500 24 VDC (L/R = 7ms) 100 10 100 500 1,000 0 2 4 6 Switching voltage (V) 110 VAC (cos = 0.4) 8 10 12 14 16 18 20 Switching current (A) LY2 Maximum Switching Power 5 AC (cos = 0.4) Life: 500,000 operations 1 0.5 DC L/R = 7 ms DC resistive load Endurance (x103 operations) Switching current (A) AC resistive load 10 Endurance 1,0000 5,000 24 VDC resistive load 110 VAC resistive load 1,000 500 110 VAC (cos = 0.4) 0.1 24 VDC (L/R = 7ms) 100 10 100 0 500 1,000 2 4 6 8 10 12 14 16 18 20 Switching current (A) Switching voltage (V) LY3 and LY4 Maximum Switching Power Switching current (A) 5 AC (cos = 0.4) Life: 200,000 operations 1 0.5 DC L/R = 7 ms DC resistive load 0.1 Endurance (x103 operations) AC resistive load 10 Endurance 1,0000 5,000 110 VAC resistive load 1,000 100 500 1,000 Switching voltage (V) 110 VAC (cos = 0.4) 500 100 10 24 VDC resistive load 0 24 VDC (L/R = 7ms) 2 4 6 8 10 12 14 16 18 20 Switching current (A) General-purpose Relay LY A-37 LY2Z 10 AC resistive load 5 AC (cos = 0.4) Endurance Endurance (x103 operations) Switching current (A) Maximum Switching Power DC resistive load 1 0.5 DC L/R = 7 ms 24 VDC resistive load 10,000 110 VAC resistive load 5,000 110 VAC (cos = 0.4) 1,000 500 24 VDC (L/R = 7ms) 100 Life: 500,000 operations 0 10 50 100 0 500 1,000 Switching voltage (V) 2 4 6 8 10 Switching current (A) Dimensions Note: All units are in millimeters unless otherwise indicated. Relays with Solder/Plug-in Terminals LY1 LY1N (-D2) LY1-D 0.5 Eight, 2-dia. holes 28 max. 5 3 36 max. 21.5 max. 6.4 Terminal Arrangement/Internal Connections (Bottom View) LY1 LY1N LY1-D DC Model LY1N-D2 Note: The DC models have polarity. A-38 General-purpose Relay LY AC Model LY2Z LY2Z-D LY2ZN LY2ZN-D2 Electromechanical Relays LY2 LY2-D LY2N LY2N-D2 Terminal Arrangement/Internal Connections (Bottom View) LY2(Z)-D LY2(Z) 0.5 28 max. Eight, 3-dia. holes 5 3 36 max. 21.5 max. 6.4 LY2(Z)N DC Model LY2(Z)N-D2 AC Model Note: The DC models have polarity. LY3Z LY3N LY3-D 0.5 28 max. 5 36.5 max. 3 6.4 31.5 max. Eleven, 3-dia. holes Terminal Arrangement/Internal Connections (Bottom View) LY3 LY3-D LY3N DC Model AC Model Note: The DC models have polarity. General-purpose Relay LY A-39 LY4 LY4-D Terminal Arrangement/Internal Connections (Bottom View) LY4N LY4N-D2 LY4 LY4-D 0.5 28 max. 5 3 36 max. 41.5 max. Fourteen, 3-dia. holes 6.4 LY4N DC Model LY4N-D2 AC Model Note: The DC models have polarity. LY2-CR LY2Z-CR LY2N-CR LY2ZN-CR Terminal Arrangement/Internal Connections (Bottom View) LY2(Z)N-CR LY2(Z)-CR 0.5 Eight, 3-dia. holes 28 max. 5 3 53 max. CR Element 21.5 max. 6.4 C: 0.033 F R: 120 Model: LY2N-CR Relays with PCB Terminals LY1-0 LY3-0 LY2-0 LY4-0 PC Board Holes (Bottom View) 0.5 4.1 14.2 10 14.2 10 10 10 10 10 10 28 max. 2 1 36 max. 4.5 (see note 2) 4.6 5.75 21.5 max. 7.15 5.5 3.4 Note: 1. The above model is the LY2-0. 2. This figure is 6.4 for the LY1-0 3.4 Five, 2.5-dia. holes 5.3 Eight, 2.5-dia. holes 5.3 Eleven, 2.5-dia. holes Fourteen, 2.5-dia. holes Note: 1. The tolerance for the above figures is 0.1 mm. 2. Besides the terminals, some part of the LY1-0 carries current. Due attention should be paid when mounting the LY1-0 to a double-sided PC board. A-40 General-purpose Relay LY 13.15 Electromechanical Relays Upper-mounting Relays LY1F LY2F Mounting Holes 22.5 max. 2 0.5 44 max. 29 38 max. 380.1 5 3 35.5 max. Eight, 2-dia. holes (see note) 6.4 Two, 3.5-dia. holes (or Two M3 holes) 3.5 Note: 1. Eight 3-dia. holes should apply to the LY2F model. LY3F 32 max. 3.5 2 0.5 28.5 max. 380.1 38 44 max. 5 3 36 max. Eleven, 3-dia. holes Two, 3.5-dia. holes (or two, M3 holes) 6.4 Mounting holes LY4F 41.5 max. 3.5 2 Two, 3.5 dia. holes (or two, M3 holes) 0.5 28 38 max. 44 max. 380.1 5 Fourteen, 3-dia. holes 35.5 max. 3 28 280.1 6.4 General-purpose Relay LY A-41 Mounting Height with Socket The following Socket heights should be maintained. Back-connecting Front-connecting LY 67 (84) 71 (see note) LY 40 (57) Note: 1. The PTF@A (-E) can be track-mounted or screw-mounted. 2. For the LY@-CR (CR circuit built-in type) model, this figure should be 88. PT@ PTF@A (-E) Sockets PTF11A PTF08A-E PTF14A-E PT14QN PT11QN PT08 PT08-0 PT11 PT08QN PT14 PT14-0 PT11-0 Mounting Plates for Back-connecting PYP-1 PTP-1-3 Two, 3.4-dia. holes 5.1 42 PTP-1 49 420.1 7.7 49 PYP-18 59 R5 21.6 Four, 3.4-dia. holes 492 17 x 27.4 = 465.80.6 7.7 4.5 3.4 420.1 49 420.1 49 72 elliptical holes R1.7 28 R5 t=1.6 Four, 3.4-dia. holes 520.1 7.7420.1 49 t=1.6 t=1.6 21.6 17 x 27.4 = 465.80.6 17 x 27.4 = 465.80.6 PTP-10 t=1.6 PTP-12 7.4 9 x 49.4 = 444.60.6 40 elliptical holes 11 x 39.4 = 433.40.6 48 elliptical holes 7.7 420.1 49 7.7 420.1 49 R1.7 3.4 1.1 3.4 4.5 9 x 49.4 = 444.60.6 9 x 49.4 = 444.60.6 492 A-42 Twelve, square holes 4.5 R2.25 7.4 23.7 t=1.6 General-purpose Relay LY 11 x 39.4 = 433.40.6 11 x 39.4 = 433.40.6 492 29.3 t=1.6 Electromechanical Relays Hold-down Clips Hold-down clips are used to hold Relays to Sockets and prevent them from coming loose due to vibration or shock. Used with Socket PYC-A1 PYC-P Used with Socket mounting plate PYC-S For CR circuit built-in Relay Y92H-3 PYC-1 Precautions Refer to page A-72 for general precautions. Connections Do not reverse polarity when connecting DC-operated Relays with built-in diodes or indicators. General-purpose Relay LY A-43 ALL DIMENSIONS SHOWN ARE IN MILLIMETERS. To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. Cat. No. J002-E1-10 A-44 In the interest of product improvement, specifications are subject to change without notice. General-purpose Relay LY