787-1721 WAGO AC/DC Power Supplies

Wago 787-1721 is a power supply unit featuring an eco switch-mode AC/DC power supply unit (SMPS PSU) capable of series and parallel operation for two devices of the same type. It operates with a supply voltage range of 125-375Vdc and 90-264Vac, including common voltages such as 110Vac, 120Vac, 220Vac, 230Vac, and 240Vac. The unit is equipped with CAGE-CLAMP spring connections for secure and maintenance-free wiring and offers a rated current of 8A with a rated power of 96W. Designed for a wide range of operating temperatures, it functions efficiently between -20°C and +60°C and can be stored in temperatures ranging from -25°C to +75°C. The 787-1721 ensures protection with features like short-circuit, open circuit protection, and an internal fuse rated at F 3.15A / 250Vac. It supports a constant power output in overload conditions (1.05...1.4 x Io nom) and will shut down and automatically restart in the event of a short circuit. This unit is designed for mounting on DIN-35 rails or directly onto walls with screws, and it has an IP20 degree of protection. The dimensions are H130mm x W60mm x D99mm, suitable for single-phase AC (1AC) or DC supply, and it comes with a control voltage (AC) featuring a response time of 10ms at 230Vac input. The product is part of the Eco series and is designed to be replaced by models offering 12Vdc (SELV) and 10-14Vdc (adjustable) outputs.