Sorensen SGI60-83
DC Power Supply, 60V, 83A, 5kW

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Product Overview

The Sorensen SGI60-83 is a general purpose power supply designed specifically for laboratory test and systems applications requiring variable DC sources with good ripple and regulation characteristics. 

Features and Specifications of the Sorensen SGI60-83 Power Supply include:

• Constant current / constant voltage 
• Automatic crossover
• Variety of user interfaces available including:  
• Manual front-panel control
• Standard non-isolated remote analog control
• Optional GPIB
• Isolated remote analog control

Specifications:

• Input power:
• Voltage (Standard):  208/220 VAC±10% (tested to 187-242 VAC) 
• Voltage (Options):  
• 380/400 VAC±10% (tested to 342-440 VAC)
• 440/480 VAC±10% (tested to 396-528 VAC) 
• Frequeny:  47 to 63 Hz 
• Phases:  
• 3-phase, 3-wire plus ground
• Not phase rotation sensitive
• Neutral not used 
• Front panel meter accuracy:
• Voltage:  ±0.1% of full-scale
• Current:  ±0.4% of full-scale
• Load regulation (Specified at no load to full load, nominal AC input):
• Voltage:  0.02% of maximum output voltage
• Current:  0.1% of maximum output current
• Line regulation (Specified ±10% nominal AC input, constant load):
• Voltage:  0.01% of maximum output voltage
• Current:  0.05% of maximum output current
• Transient response:  A 50% step load will recover to within 0.75% of original value within 1 ms
• Down programming:  With no load the output will program from 100 to 10% in less than 1.5 seconds
• Stability:  ±0.05% of set point over 8 hours at fixed line, load, and temperature using remote sense and after 30 minute warm-up
• Remote Control/Monitor:  
• On/Off control via contact closure
• 6-120 VDC or 12-240 VAC
• TTL or CMOS switch
• Output voltage and current monitor
• OVP limit set
• summary fault status
• Power factor:
• ›0.9 typical for 208/220VAC input
• ›0.78 typical for 380/400VAC input
• ›0.7 typical for 440/480VAC input
• Efficiency:  87% typical at full load, nominal line
• Analog remote programming:
• Accuracy:
• Constant voltage:  ±0.25% of full scale output for 0-5V range (±0.5% 0-10V range)
• Constant current:  ±0.8% of full scale output
• Overvoltage protection (OVP):  ±1% of full scale output
• Resistive:
• Constant voltage (0-100%):  0-5 kΩ
• Constant current (0-100%):  0-5 kΩ
• Voltage:
• Constant voltage (0-100%):  0-5 VDC or 0-10 VDC
• Constant current (0-100%):  0-5 VDC or 0-10 VDC
• Overvoltage protection (OVP) (5-110%):  0.25-5.5 VDC
• Remote sensing:  
• Terminals are provided to regulate output voltage at point of load
• Maximum line drop 5% of rated output voltage per line for 40-100V models
• Maximum line drop 2% of rated output voltage per line for >100V models

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