PULS QS20.481-C1 480W DIN Rail Power Supply 48V 10A with Conformal Coating
The PULS QS20.481-C1 is a high-efficiency single-phase DIN rail power supply from the DIMENSION Q Series, delivering 480W (48V / 10A) with active power factor correction (PFC). The -C1 suffix indicates conformal coating on the PCB, providing enhanced protection against dust, moisture, corrosive gases, and vibration, making it ideal for harsh industrial environments.
Key Specifications
· Output: 48V DC (adjustable 48-55V), 10A (48V) / 8.7A (55V), 480W continuous, 720W peak (150% for 4s)
· Input: 100-240V AC (±15%), 50-60Hz; also compatible with 110-150V DC
· Efficiency: up to 94.3%
· Active PFC: Yes
· Conformal Coating: Yes (-C1 suffix) – protects against dust, moisture, corrosion, and vibration
· Operating Temperature: -25°C to +70°C (full power up to +60°C, derate 12W/°C above +60°C)
· Dimensions (W x H x D): 82 x 124 x 127 mm
· Weight: 1200 g (1.2 kg)
· Mounting: DIN rail (TS35)
· Connection: Spring-clamp terminals
· Protection Rating: IP20
Key Features
· 50% Power Reserve (BonusPower®): 720W for up to 4 seconds – ideal for starting motors, charging capacitors
· Conformal Coating: Protects PCB from dust, moisture, corrosive gases, and vibration
· Negligible Inrush Current: Virtually no start-up inrush current
· DC-OK Relay Contact: For output status monitoring
· High Immunity: Excellent resistance to transients and power surges
· Approvals: CE, UL, ATEX, IECEx, GL Marine (DNV), Network Rail (NRAP)
Applications
· Railway signaling and rolling stock (NRAP approved)
· Paper and pulp industry (high dust, static discharge)
· Outdoor installations (humidity, condensation)
· Wastewater treatment (corrosive gases)
· Mining equipment (vibration, high pollution)
· Industrial automation and process control
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