1606-XL960E-3

Product Overview

1606-XL960E-3 Allen-Bradley Bulletin 1606 XL Power Supply is a heavy-duty three-phase DIN rail-mounted supply delivering up to 960 W continuous output.

Input Ratings

• Input Voltage: 3 AC 400–500 V (±15%), 47–63 Hz

• Rated Tolerances: Continuous 340–575 V AC, short-term 300–620 V AC

• Input Current: 3.0 A

• Inrush Current: < 30 A (fixed resistor, no reset time)

• Fuse Recommendation: 10 A ×3 slow acting fuses (HBC) or 1492-SP3C100 protectors

• Transient Handling: Active transient filter, resistance per VDE 0160 / W2 (1300 V / 1.3 ms)

Output Characteristics

• Output Voltage: Adjustable 24–28 V DC

• Continuous Output: 24 V / 40 A (960 W), 28 V / 35 A (980 W)

• Short-Term Output (<1 min): 24 V / 45 A (1080 W), 28 V / 38 A (1064 W)

• Voltage Regulation: ≤ 2% overall

• Ripple/Noise: < 50 mVpp

• Overvoltage Protection: 32 V ±10% (hiccup mode)

• Parallel Operation: Supported via soft characteristic

• Power Back Immunity: < 35 V

Performance Characteristics

• Hold-up Time: ≥ 15 ms @ 400 V AC, 24 V / 40 A

• Efficiency (typical): 92.5% @ 400 V AC, 24 V / 40 A

• Losses (typical): 78 W

• MTBF: 305,000 h (SN 29500, Tamb = +40 °C)

• Electrolytics: Long-life, +105 °C rated

Construction / Mechanics

• Dimensions (W × H × D): 275 × 124 × 117 mm (+ DIN rail)

• Weight: 3.3 kg

• Ventilation Clearance: 70 mm above/below, 25 mm left/right

• Connections: Robust screw terminals, front panel mounted

• Wire Size Input: Stranded 20–10 AWG, Solid 20–10 AWG

• Wire Size Output: Stranded 22–8 AWG, Solid 22–8 AWG

• Torque: 1.2 Nm recommended

• Design Advantages: Front-mounted blocks, cooler underside placement, high power density

Indicators And Interfaces

• Front Panel Indicators: Green LED (Vout > UT), Red LED (Vout < UT)

• RDY Relay Contact: Normally open, closes > 22.1 V ±4%, opens < 19.8 V ±4%, isolation 500 V DC, rating 1 A @ 28 V DC

Environmental Ratings

• Operating Temperature Range: 0 °C to +70 °C (derating > 60 °C)

• Storage Temperature Range: -25 °C to +85 °C

• Derating: ~24 W/K from +60 °C to +70 °C

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