UNIPOWER Guardian FMP25.48 Rectifiers

The UNIPOWER Guardian FMP25.48 52 amp rectifier incorporates resonant technology to reduce component stresses, providing increased system reliability and a best-in-class efficiency. The rectifier features a wide input operating voltage range to maximize power availability within demanding utility power environments. Alpine Power Systems is an approved distributor of UNIPOWER products. Guardian FMP25.48 Rectifiers have a three year warranty.

These compact 52 amp rectifiers support up to 12.5kW in a 1RU 23” shelf. A wide variety of distribution options are available to provide the maximum system flexibility for a wide range of communications applications that demand efficiency, reliability, and flexibility including wireless base stations, remote switches, and broadband access.

Guardian FMP25.48 Features & Options:

• Power density of up to 27W/in³

• Rugged input voltage range

• Thermal protection

• Hot-swappable

• 92.5% typical efficiency

• International standards compliance

Guardian FMP25.48 Features & Benefits:

• High efficiency (>96% typical efficiency) and energy saving

• Leading power density of up to 21.5W/in³

• Rugged input voltage range

• Thermal protection

• Hot-swappable

• International standards compliance

Guardian FMP25.48 Specifications:

Input:

• Voltage: Operating Range: 85-275VAC. Permitted variation: 85-300VAC (L-PE and N-PE <250VAC)

• Current:

  • <12.6A @ 240VAC

  • <17.2A @ 110VAC

• Frequency: 47-63Hz

• Power Factor: >0.99 at >25% load

• Fuse: Two 25A fast blow (L & N)

Output:

• Voltage Rating: 46-57.6VDC

• Power:

  • 2500W at ≥180VAC

  • 1400W at 110VAC

  • 1007W at 85VAC

• Current: 48V Nominal, 53.5V Float

  • 52.1A at ≥180VAC, 46.7A at ≥180VAC

  • 29.2A at 110VAC, 26.2A at 110VAC

  • 21.0A at 85VAC, 18.8A at 85VAC

• Derating: 15.7W/Vin from 180-85Vin

• Efficiency: >92.5%

• Tolerance: Vout ±1.0%

• Transient Response: ±5% at load variation 10-90% or 90-10% 20ms recovery

• Load Sharing: <5% of nominal current

• Ripple: <100mV p-p (BW 20 MHz)

• Psophometric: <2mV, according to CCITT norms

Standards:

• Inrush Current: ETSI ETS 300 132-1

• Harmonics: EN61000-3-2

• EMC:

  • ETSI EN300 386 V.1.3.2

  • EN61000-6-1, EN61000-6-2

  • EN61000-6-3, EN61000-6-4

  • EN55024 performance criterion A

  • EN55022 Class B

  • Telcordia NEBS GR1089

• Environmental:

  • Storage: ETSI EN300 019-2-1

  • Transport: ETSI EN300 019-2-2

  • Operation: ETSI EN300 019-2-3

  • Damp Heat: IEC60068-2-78

  • MIL-STD-810D section 507.2

  • Earthquake: GR 63 Core Zone 4

Mechanical:

• Dimensions, inches (mm): 4.2 W x 14.0 D x 1.6 H (107 W x 355 D x 41 H)

• Weight: 4.6lbs. (2.1kg)

• Cooling: Fan-cooled, speed controlled

• Insulation:

  • 4.25kVDC primary-secondary

  • 2.12kVDC primary-ground

  • 0.2kVDC secondary-ground

• Enclosure: IP20

• Mounting:

  • 19in/23in x 1U subrack

  • Up to 4/5 modules

General:

• Protection:

  • Short circuit

  • Automatic current/power limiting

  • Input/output overvoltage

  • Thermal

• Alarms:

  • Fan failure

  • Short circuit/arcing protection

  • High temperature/output voltage

  • Low output voltage

  • Input voltage out of range

  • Low fan speed (warning)

  • Internal communication failure

• LED Indicators:

  • Green: AC normal operation

  • Yellow steady: Low fan speed, High temperature

  • Yellow flashing: Comms. failure

  • Red: Module alarm / shutdown

• Audible Noise (nominal input)

  • <45dBA @ ≤25°C (50% load)

  • <60dBA (100% load)

• Operating Temperature: 

  • -40°C to +75°C up to 2000m

  • Reduced spec -40°C to -20°C

  • Derated output power from 55°C linear derating to 75°C

  • For 3000m altitude derated by 5°C

• Storage Temperature: -60°C to +85°C

• MTBF @ 25°C (without fan): >273,000 hours to MIL-HDBK-217F-2

Alpine Power Systems is a value-added reseller of UNIPOWER products. Alpine can provide DC Power System services on all UNIPOWER products including engineering, installation, preventative maintenance, monitoring and recycling. Since 1963, working with Alpine Power gives you the Ultimate Advantage. Call our inside sales group at 877-993-8855 for assistance.