The PTRA-OT series is a 40-amp power PCB relay with AC coil, designed for switching resistive and motor loads up to 2 HP at 250 VAC and 277 VAC. It features AgCdO or AgSnOInO contacts, meets UL 508 and UL 873 spacing requirements with 3.18 mm air gap and 6.36 mm surface creepage, and has UL Class F insulation. The OT3 variant includes both PCB and quick-connect terminals for a 1-form C (SPDT) contact configuration. It operates at 240 VAC coil voltage with a rated coil power of 8.3 VA, operates within -55°C to 100°C, and complies with RoHS. The part weighs 31 grams and has a mechanical endurance of 1 × 10· operations and an electrical life of 1 × 10⁵ operations at rated load.
Mounting Type: Panel Mount, Coil Voltage: 240VAC, Contact Form: SPDT (1 Form C), Contact Rating: 40A, Switching Voltage: 277VAC, Coil Type: Non-Latching, Termination Style: Solder Lug, Seal Rating: Dust Cover, Coil Insulation: F Class, Must Operate Voltage: 180 VAC, Must Release Voltage: 72 VAC, Operating Temperature: -40°C to +85°C, Contact Material: AgCdO, Coil Power: 2VA
| New Yorker Electronics Co., Inc. | |
|---|---|
| Product Category | Electromechanical Relays |
| Product Number | 2500-PTRA-1C-240C-OT3-X |
| Product Name | General Purpose Relays |
| Mounting | Panel |
| Poles | Single Pole (SP) |
| Throw | Double Throw |
| Operating Temp | -40 to 185 F (-40 to 85 C) |
