Released 2007
Warranty Period 5-year (Refer to Instruction Manuals)

*Make sure necessary tests will be carried out on your end equipment with the power supply installed in accordance with any required EMC/EMI regulations.

Features of PBA1500T-48

• Super small-size & light weight
• Harmonic attenuator (Complies with IEC61000-3-2): except PBA1500T
• Universal input (AC85 - 264V): PBA1500T AC170-264V 3Φ
• Efficiency increased with synchronous rectification technology (PBA50F - 150F)
• Variety of option (PBA10F - 150F, PBW15F - 50F)
• Parallel operation and Parallel redundancy operation (PBA300F - 1500F, PBA1500T)
• Fan alarm, Remote ON/OFF and other functions (PBA300F - 1500F, PBA1500T)

Ordering Information and Options

PB(1)  A(2)  1500(3)  T(4)  -  5(5)  -  (6)  

(1) Series name
(2) Single output
(3) Output wattage
(4) Universal input
(5) Output voltage
(6) Optional
  C: with Coating
  G: Low leakage current
  U: Operation stop voltage is set at a lower value
  F1: With Long-Life fan
  F3: Reverse air exhaust type
  F4: Low speed fan

Refer to instruction manual 7.1.

Recommended EMI Filters


Contents Specifications
Input Voltage AC170 - 264V 3Φ *
Output Wattage 1680W
Voltage/Current 48V 35A
Adjustable  Voltage Range 38.40 - 56.00V
Protection Circuit And Others Overcurrent Protection Works over 105% of rated current or 101% of peak current and recovers automatically
Overvoltage Protection Vo+2.0 - 12.0V
Remote ON/OFF Provided
Remote Sensing Provided
Others -
Operating Temperature/Humidity -20 to +71℃ (Required Derating) , 20 - 90%RH (Non condensing)
Safety And Noise Regulations Agency Approvals (At only AC input) UL60950-1, C-UL (CSA60950-1) , EN62368-1
Complies with DEN-AN
Conducted Noise Complies with FCC Part15 classB, VCCI-B, CISPR22-B, EN55011-B, EN55022-B, additional EMI/EMC Filter required for meeting class B
High Attenuation -
Others Dimensions (WxHxD) 178x61x268mm [7.01x2.4x10.55 inches] (without terminal block and screw)
Weight 3.4kg max
Cooling Method Forced cooling (internal fan)
Warranty Period 5-year (Refer to Instruction Manuals)
  • * For further information and how to use, please see in Cosel product catalog.

Block Diagram

Documents Download

Technical Data
  • * For another documents aren't listed, please feel free to contact to a Cosel representative.

Optional Parts

Harness, Insulated tube

Category Part Number Description PDF DXF
H-PA-3 Harness for parallel operation. -
H-SN-20 Harness for using all functions of CN1 and CN2. -
H-SN-21 Harness for using all functions except remote sensing of CN2. -
H-SN-22 Harness for using all functions of CN3. -
H-SN-24 Harness for using example remote ON/OFF circuit C. -
Fan unit
FAN-PB15 Fan unit for PBA1500F.
(Standard model)
FAN-PB15-F1 Fan unit for PBA1500F.
(F1 option : Long life fan)
FAN-PB15-F3 Fan unit for PBA1500F.
(F3 option : Reversed air flow)
FAN-PB15-F4 Fan unit for PBA1500F.
(F4 option : Lower speed fan)
Insulated tube
T-PBA1500-1 Insulation tube for output terminal base. -
T-PBA1500-2 Insulation tube for output terminal base. -
Table1 Product Status Information
No. Product Status Definition
1 New Product New Product. Recommended for new design.
2 Recommended Recommended for new design.
3 blank Product in mass production
4 NRND Not recommended for new design.
5 To be discontinued PDN (Product Discontinuation Notice) is issued and LTB (Last Time Buy) is under consideration.
6 Discontinued LTB order is no longer available.