2904945 – STEP-PS / 277AC / 24DC / 3.5 – BỘ NGUỒN STEP 1 PHA 3.5A – PHOENIX CONTACT – TIENHUNGTECH

Efficiency > 88 % (for 277 V AC and nominal values)
Output characteristic U/I
Nominal output voltage 24 V DC ±1 %
Setting range of the output voltage (USet) 22.5 V DC … 25 V DC (> 24 V DC, constant capacity restricted)
Output current Imax 6 A
Nominal output current (IN) 3.5 A (-25 °C … 55 °C)
Derating 55 °C … 70 °C (2.5%/K)
Feedback voltage resistance ≤ 35 V DC
Protection against overvoltage at the output (OVP) < 35 V DC Control deviation < 1 % (change in load, static 10 % ... 90 %) < 2 % (change in load, dynamic 10 % ... 90 %) < 0.1 % (change in input voltage ±10 %) Residual ripple < 10 mVPP (20 MHz) Output power 84 W Peak switching voltages nominal load < 30 mVPP (20 MHz) Maximum no-load power dissipation < 0.6 W Power loss nominal load max. 11.5 W Rise time < 0.5 s (UOUT (10 % ... 90 %)) Connection in series yes AC operation Nominal input voltage range 100 V AC ... 277 V AC Input voltage range 85 V AC ... 305 V AC 95 V DC ... 250 V DC Input voltage range AC 85 V AC ... 305 V AC Input voltage range DC 95 V DC ... 250 V DC Voltage type of supply voltage AC/DC Inrush current < 40 A (typical) Inrush current integral (I2t) < 2.8 A2s AC frequency range 45 Hz ... 65 Hz Frequency range DC 0 Hz Mains buffering time typ. 25 ms (120 V AC) typ. 160 ms (277 V AC) Current consumption 1.43 A (120 V AC) 0.75 A (277 V AC) Nominal power consumption 147.7 VA Power factor (cos phi) 0.64 Typical response time < 0.5 s Input fuse 4 A (slow-blow, internal) Permissible backup fuse B6 B10 B16 Recommended breaker for input protection 6 A ... 16 A (Characteristics B, C, D, K)