Redundancy Modules - Puls

PULS YR80.242 is a redundancy unit from the Y-series designed with a built-in decoupling MOSFET for 1+1 or N+1 redundancy and ATEX approval. It operates with a supply voltage range of 8.4Vdc to 36.4Vdc, supporting nominal voltages of 12Vdc and 24Vdc. The unit measures 46mm in width, 124mm in height, and 127mm in depth, featuring screw-clamp connections for secure installation. It is rated for a current of 80A at 28Vdc, with a derating to 2A at temperatures ranging from +60°C to +70°C. Designed for DIN rail mounting, it can operate within an ambient air temperature range of -40°C to +70°C. The YR80.242 has a peak inrush current consumption of 1500A and offers protection functions including short-circuit protection with a 44A threshold at 6V. It supports series or parallel operation for 1+1 redundancy, utilizing two identical power supplies, or N+1 redundancy with three or more power supplies, ensuring continued operation following most single power supply failures. The output voltage is maintained between 12-28Vdc, with power dissipation/losses of 2.9W for 2x20A input and 4.6W for 40A input at 8.4-36.4Vdc. Its electrical durability is rated at 499,000 hours at 40°C with a 40A output from 2x20A input, and 1,410,000 hours at 25°C with an 80A output from 2x20A input. The output stage capacitance is 320µF, with a ripple of 65mVpp across a frequency range of 20Hz to 20MHz at 50Ω.

PULS YR20.246 is a redundancy unit from the Y-series designed for dual-input redundancy (2 x inputs + 1 x output) with a built-in decoupling MOSFET, suitable for 1+1 or N+1 redundancy configurations and has ATEX approval. It operates with a supply voltage range of 18Vdc-35Vdc (24Vdc nominal) and supports a rated current of 20A at 48Vdc. The unit features screw-clamp connections for secure installation and is designed for DIN rail mounting. It can operate within an ambient air temperature range of -40 to +70°C. The dimensions of the unit are W32mm x H124mm x D117mm. It includes protection functions against short-circuits, with a threshold of 26A at 6V, and supports series or parallel operation for redundancy. The output voltage range is 24-48Vdc (24Vdc / 48Vdc nominal), with power dissipation/losses varying between 2.6 W and 5.6 W depending on the input conditions. The electrical durability of the unit ranges from 182,000 to 1,053,000 hours, depending on the operating conditions. The output stage capacitance is 320 µF, and the ripple is specified as 100-500mVpp (20Hz...20MHz; 50Ω).

PULS YR20.242 is a redundancy unit from the Y-series designed for dual-input redundancy applications (2 x inputs + 1 x output) with a built-in decoupling MOSFET, suitable for 1+1 or N+1 redundancy configurations and has ATEX approval. It operates on a supply voltage range of 8.4Vdc to 36.4Vdc, with nominal voltages of 12Vdc and 24Vdc. The unit measures 32mm in width, 124mm in height, and 117mm in depth, featuring screw-clamp connections for secure installation. It is rated for a current of 20A at 28Vdc, with a derating to 1A at temperatures ranging from +60°C to +70°C. Designed for DIN rail mounting, it can operate in ambient air temperatures from -40°C to +70°C. The YR20.242 provides short-circuit protection with a 26A threshold at 6V and supports both series and parallel operations for 1+1 and N+1 redundancy, ensuring continuous operation by using two or more identical power supplies in parallel. The output voltage is maintained between 12-28Vdc, with nominal values of 12Vdc and 24Vdc. Power dissipation/losses are minimal, ranging from 0.6W with 2x5A input at 8.4-36.4Vdc to 2W with 2x10A input. Its electrical durability is notable, with up to 1563000 hours at 25°C with a 20A output and 2x5A input. The output stage capacitance is 320µF, and the ripple is maintained at 60mVpp across a frequency range of 20Hz to 20MHz at 50Ω.