XFR Serise
- 최대출력 용량 : 2.8KW
- 출력전압 : 7.5V ~ 600V 
- 출력전류 :  4A ~ 300A
- 정전압, 정전류, 정전력 작동
- Analog programming 기본
- OVP , OTP 지원
Sorensen XFR Series Specifications
Common
Switching Frequency XFR 2.8 kW: Nominal 31 kHz (62 kHz output ripple); 60 V to 600 V models: nominal 62.5 kHz (125 kHz output ripple).
Time Delay 7 sec maximum from power on until output stable
Voltage Mode Transient Response Time < 3 ms for output voltage to recover within 0.5% of its rated voltage after a step change in load current of up to 10% to 90% of rated output
Maximum Voltage Differential ±600 Vdc from output to safety ground
Remote Start/Stop and Interlock 2.5-15 V signal or TTL-compatible input, selectable logic
Remote Analog Programming Voltage and current programming inputs (source must be isolated): 0-5 k, 0-10 k resistances; 0-5 V, 0-10 V (default) voltage sources
Remote Analog Monitoring Voltage and current monitor outputs 0-5 V, 0-10 V (default) ranges for 0-100% of output
Remote Programming & Monitoring Accuracy 1% zero to full scale output for the default range
Maximum Remote Sense Line Drop Compensation 5 V / line (Line drop is subtracted from total voltage available at supply output.)
Front Panel Voltage and Current Control 10-turn voltage and current potentiometers
Front Panel Voltage Control Resolution 0.02% of maximum voltage
Main Output Connector XFR 2.8 kW: 7.5 - 100 V models: nickel-plated copper bus bars with bus bar cover and strain relief; 150V to 600 V models: 4-terminal, wire clamp connector with cover and strain relief
Approvals NRTL approved and CE-marked to UL Std. No. 61010-1, CAN/CSA-C22.2 No. 61010-1-04, EN 610101-1 (Equipment Class I, Pollution Degree 2, Installation Category II) Meets USA EMC standard: FCC, part 15B, Class A; Meets Canadian EMC standard: ICES-001, Class A.
Input
Input Voltage Ranges XFR 2.8 kW: 190-264 Vac, 1φ (24.3 A @ 208 Vac; 20.5 A @ 230 Vac typical), 47-63 Hz; Option: M2 3φ 208 Vac input
AC Input Connector Type 3-terminal, 34 A, 250 V, wire clamp connector with strain relief cover
Protection Features
Over-voltage protection  
Over-temperature protection  
Environmental
Operating Temperature XFR 2.8 kW: 0 to 50°C,
Storage Temperature -20°C to 70°C
Humidity (Non-condensing) Up to 90% RH, non-condensing
Physical
Model XFR 2.8 kW
Dimensions Width: 19” (429.4 mm)
Height: 3.5” (88.9 mm)
Depth: 21” (533.5 mm
Weight 33 lb (15 kg)
Output Ratings
Model Output Voltage Output Current Output Power
XFR 7.5-300 0-7.5 V 0-300 A 2250 W
XFR 12-220 0-12 V 0-220 A 2640 W
XFR 20-130 0-20 V 0-130 A 2600 W
XFR 33-85 0-33 V 0-85 A 2805 W
XFR 40-70 0-40 V 0-70 A 2800 W
XFR 60-46 0-60 V 0-46 A 2760 W
XFR 100-28 0-100 V 0-28 A 2800 W
XFR 150-18 0-150 V 0-18 A 2700 W
XFR 300-9 0-300 V 0-9 A 2700 W
XFR 600-4 0-600 V 0-4 A 2400 W
Line Regulation
Model Voltage Current
XFR 7.5-300 2.75 mV 32 mA
XFR 12-220 3.2 mV 24 mA
XFR 20-130 4 mV 15 mA
XFR 33-85 5.3 mV 10.5 mA
XFR 40-70 6 mV 9 mA
XFR 60-46 8 mV 6.6 mA
XFR 100-28 12 mV 4.8 mA
XFR 150-18 17 mV 3.8 mA
XFR 300-9 32 mV 2.9 mA
XFR 600-4 62 mV 2.4 mA
Load Regulation
Model Voltage Current
XFR 7.5-300 6.5 mV 65 mA
XFR 12-220 7.4 mV 49 mA
XFR 20-130 9 mV 31 mA
XFR 33-85 11.6 mV 22 mA
XFR 40-70 13 mV 19 mA
XFR 60-46 17 mV 14.2 mA
XFR 100-28 27 mV 10.6 mA
XFR 150-18 35 mV 8.6 mA
XFR 300-9 65 mV 6.8 mA
XFR 600-4 125 mV 5.8 mA
Meter Accuracy
Model Voltage (1% of Vmax + 1 count) Current (1% of lmax + 1 count)
XFR 7.5-300 0.09 V 4 A
XFR 12-220 0.13 V 2.3 A
XFR 20-130 0.3 V 1.4 A
XFR 33-85 0.43 V 0.95 A
XFR 40-70 0.5 V 0.8 A
XFR 60-46 0.7 V 0.56 A
XFR 100-28 1.1 V 0.38 A
XFR 150-18 1.6 V 0.19 A
XFR 300-9 4 V 0.1 A
XFR 600-4 7 V 0.05 A
Output Ratings
Model Output Noise (0-20 MHz) Output Ripple (rms)
Voltage (p-p) Voltage Current
XFR 7.5-300 100 mV 10 mV 1600 mA
XFR 12-220 100 mV 10 mV 1200 mA
XFR 20-130 100 mV 10 mV 400 mA
XFR 33-85 100 mV 15 mV 300 mA
XFR 40-70 150 mV 15 mV 200 mA
XFR 60-46 150 mV 15 mV 100 mA
XFR 100-28 175 mV 25 mV 80 mA
XFR 150-18 200 mV 25 mV 40 mA
XFR 300-9 400 mV 40 mV 20 mA
XFR 600-4 500 mV 100 mV 10 mA
Output Ratings
Model Drift (8 hours)
Voltage (0.5% of Vmax) Current (0.05% of lmax)
XFR 7.5-300 3.75 mV 150 mA
XFR 12-220 6 mV 110 mA
XFR 20-130 10 mV 65 mA
XFR 33-85 16.5 mV 42.5 mA
XFR 40-70 20 mV 35 mA
XFR 60-46 30 mV 23 mA
XFR 100-28 50 mV 14 mA
XFR 150-18 75 mV 9 mA
XFR 300-9 150 mV 4.5 mA
XFR 600-4 300 mV 2 mA
Output Ratings
Model Temp Coeffcient
Voltage (0.02% of Vmax ºC) Current (0.03% of Vmax ºC)
XFR 7.5-300 1.5 mV 90 mA
XFR 12-220 2.4 mV 66 mA
XFR 20-130 4 mV 39 mA
XFR 33-85 6.6 mV 25.5 mA
XFR 40-70 8 mV 21 mA
XFR 60-46 12 mV 13.8 mA
XFR 100-28 20 mV 8.4 mA
XFR 150-18 30 mV 5.4 mA
XFR 300-9 60 mV 2.7 mA
XFR 600-4 120 mV 1.2 mA
Output Ratings
Model Program Slew Rate
Rise time Fall time
XFR 7.5-300 100 ms 100 ms
XFR 12-220 100 ms 100 ms
XFR 20-130 100 ms 100 ms
XFR 33-85 100 ms 100 ms
XFR 40-70 100 ms 100 ms
XFR 60-46 100 ms 100 ms
XFR 100-28 170 ms 170 ms
XFR 150-18 170 ms 170 ms
XFR 300-9 170 ms 170 ms
XFR 600-4 170 ms 170 ms
Output Ratings
Model OVP Adjustment Range
(5% to 110% of Vmax)		 Efficiency
XFR 7.5-300 0.375-8.25 V 80%
XFR 12-220 0.6-13.2 V 82%
XFR 20-130 1-22 V 85%
XFR 33-85 1.65 - 36.6 V 85%
XFR 40-70 2-44 V 87%
XFR 60-46 3-66 V 90%
XFR 100-28 5-110 V 90%
XFR 150-18 7.5-165 V 90%
XFR 300-9 15-330 V 91%
XFR 600-4 30-660 V 91%
Interface Specifications with RS-232 or GPIB Interface Installed
Model Program Accuracy
Voltage (mV) Current (mA) OVP (mV)
XFR 7.5-300 10 +0.12% 900 +0.15% 40
XFR 12-220 75 +0.12% 750 +0.15% 75
XFR 20-130 75 +0.12% 500 +0.15% 100
XFR 33-85 75 +0.3% 425 +0.1% 175
XFR 40-70 75 +0.3% 350 +0.15% 200
XFR 60-46 150 +0.3% 250 +0.1% 300
XFR 100-28 150 +0.35% 140 +0.15% 500
XFR 150-18 225 +0.35% 120 +0.1% 750
XFR 300-9 225 +0.35% 80 +0.1% 1500
XFR 600-4 300 +0.35% 80 +0.1% 3000
Interface Specifications with RS-232 or GPIB Interface Installed
Model Readback Accuracy
Voltage (mV) Current (mA)
XFR 7.5-300 30 +0.12% 900 +0.1%
XFR 12-220 75 +0.12% 750 +0.1%
XFR 20-130 75 +0.2% 500 +0.1%
XFR 33-85 75 +0.3% 425 +0.1%
XFR 40-70 75 +0.3% 350 +0.1%
XFR 60-46 150 +0.35% 250 +0.1%
XFR 100-28 150 +0.35% 140 0.1%
XFR 150-18 225 +0.35% 120 +0.1%
XFR 300-9 225 +0.35% 80 +0.1%
XFR 600-4 300 +0.35% 80 +0.1%