AC Power Supplies
Models 1653A & 1655A
Data Sheet
www.bkprecision.com
Technical data subject to change
© B&K Precision Corp. 2018
v053018
Variable Isolated AC Power Supplies 1653A Features
■Variable isolated 0-150 VAC
■2 A continuous output
■Displays voltage or current readings
■Isolation transformer to eliminate shock
hazard while servicing “hot chassis”
equipment
1655A Features
■Variable-isolated output 0-150 VAC
■3 A continuous, 4 A intermittent output
■Built-in soldering iron temperature control
■Expanded leakage scale
■Circuit breaker overload protection
■Displays V, A, VA, leakage
Specifications 1653A 1655A
Voltage Adjustment Rage 0-150 VAC with input at 120 VAC
Output Isolation Leakage less than 0.1 mA (25°C, 50% RH)
Current Range 0-2 A 0-3 A
Maximum Current (Isolated) 2 A continuous (0-130 V) 3 A continuous, 4 A intermittent (0-130 V)
Peak Current (inrush) N/A 30 A max.
(inrush limited to one cycle at 30 A)
Voltage/Current Sensing Sine wave average, calibrated in RMS
Meter Scale 0-140 VAC
0-2 VAC
0-240 VAC
0-480 VAC (voltage set at 120)
Leakage N/A
0 - 5000 µA
(expanded in 100 - 500 µA portion,
compressed to 5mA full scale)
Metering 3 1/2" overrange protected 4 1/2 multicolor scales, overrange protected
Typical Meter Accuracy ±5% of full scale ±5% of full scale (volts and current)
±5% at 500 µA (leakage)
Soldering Iron Temp. Control N/A 70 - 99% of power line (100 W max.)
AC Input 120 VAC ±10%, 60 Hz
Dimensions (H x W x D) 5.5” x 6.5” x 10.5"
(140 x 165 x 267 mm)
10.5” x 5.7” x 12"
(267 x 145 x 305 mm)
Weight 12 lbs (5.5 kg) 22 lbs (10 kg )
One-Year Warranty
Supplied Accessories Instruction manual & power cord
Model 1653A Model 1655A
The 1653A and 1655A variable isolated AC
power supplies are great for testing AC line
voltage variations or any given product requiring
AC power.
