Key Specifications Parameter Value/Description Manufacturer Omron Automation Part Number LY2ZN AC100/110 Series LY Series Type General-purpose power relay (Bi-power) Contact Form DPDT (2 Form C) / 2 Termination Style Plug-in / Socketable Features LED indicator + Bifurcated (twin) contacts Protection Structure Closed type (dust cover) RoHS Compliant Yes Coil Specifications (AC100/110) Parameter Value Nominal Coil Voltage 100/110 VAC (50/60 Hz) Coil Current 100 VAC 50Hz: 11.7 mA 100 VAC 60Hz: 10 mA 110 VAC 50Hz: 12.9 mA 110 VAC 60Hz: 11 mA Coil Resistance 3,750 Ω Must Operate Voltage (Set) 80% max. of rated voltage (approx. 80-88 VAC) Must Release Voltage (Reset) 30% min. of rated voltage (approx. 30-33 VAC) Max. Allowable Voltage 110% of rated voltage Power Consumption Approx. 0.9 to 1.1 VA (at 60 Hz) Contact Ratings Parameter Value Contact Configuration DPDT (2 poles) Contact Method Bifurcated (twin contacts) Contact Material Silver (Ag) Rated Load (Resistive) 5 A at 110 VAC / 5 A at 24 VDC Rated Load (Inductive) 4 A at 110 VAC (cosφ = 0.4) / 4 A at 24 VDC (L/R = 7 ms) Max. Switching Voltage 250 VAC / 125 VDC Max. Switching Current AC: 7 A / DC: 7 A Max. Switching Capacity 1,100 VA / 120 W Contact Resistance 50 mΩ max. (at 5 VDC, 1 A) Performance Characteristics Parameter Value Operate Time (Max.) 25 ms Release Time (Max.) 25 ms Maximum Operating Frequency (Mechanical) 18,000 operations/hour Maximum Operating Frequency (Rated Load) 1,800 operations/hour Mechanical Life (Min.) 50,000,000 operations Electrical Life (Min.) 500,000 operations (at rated load) Failure Rate (Reference) 10 mA at 5 VDC (switching frequency: 120 operations/min) Insulation & Environmental Parameter Value Insulation Resistance 100 MΩ min. (at 500 VDC) between coil and contacts, and between contacts Dielectric Strength (Coil to Contacts) 2,000 VAC for 1 minute Dielectric Strength (Between Same Pole Contacts) 1,000 VAC for 1 minute Dielectric Strength (Between Different Polarity Contacts) 2,000 VAC for 1 minute Vibration Resistance (Destruction/Malfunction) 10 to 55 Hz, 0.5 mm single amplitude (1 mm double amplitude) Shock Resistance (Destruction) 1,000 m/s² Shock Resistance (Malfunction) 200 m/s² Operating Temperature -25°C to +40°C (with no freezing or condensation) Operating Humidity 5% to 85% Physical Specifications Parameter Value Dimensions (L × W × H) 27.94 × 21.59 × 36.06 mm Weight Approx. 40 g