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DC Power Supply

Name: DC Power Supply
Brand: china-manufacturer-directory.com
SKU: 744576495
Availability: InStock
Rating: 4.5 (90 reviews)

Price:	Negotiable/Piece
Trade Terms:	FOB,CFR,CIF
Min Order:	1/Piece
Pay Type:	L/C,T/T,Paypal,Western Union

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Showroom Product Company Profile

SR1730SL1A, SR1730SL2A, SR1730SL3A, SR1730SL5A
Product Information
SUMMARIZE:
The DC Power supply is automatic constant-voltage/constant-current transfer type of power supply with display meter(3-1/2 digits, liquid crystal display) or electrical point meter. Output constant voltage is adjusted 0-30V and output constant current is 5A, 0-1A/2A/3A/5A It is output type have one, two and two with fixed 5V3A. The output can
Be connected in parallel or series to get multiple output currents or voltages.
APPLICATION:
Scientific research, educational institutions factory and electronics electrical equipment repairs etc.
MAIN FUNCTION:
1. Output constant current adjustable.
2. Output constant voltage adjustable.
3. LED display.
4. Limited current protection.
5. Short circuit protection.
CHARACTERISTIC:
Input voltage: 220VAC +/- 10%
Output voltage: 0-30VDC; Fix 5V3A
Output current: 0-1A/2A/3A/5A.
Frequency: 50Hz +/- 2Hz
Usage area: Scientific research, educational institutions, factory and electronics, electrical equipment repairs, ets.
DIMENSIONS AND WEIGHT:
Model: SR1730SL1A-5A
Qty: 4 PCS
Package: Dimension: 425x385x595mm
Display: 1× LED
G. W.: 24/26/29/32kgs

SR1731SL1A, SR1731SL2A, SR1731SL3A, SR1731SL5A
Product Information
SUMMARIZE:
The DC Power supply is automatic constant-voltage/constant-current transfer type of power supply with display meter(3-1/2 digits, liquid crystal display) or electrical point meter. Output constant voltage is adjusted 0-30V/60V and output constant current is 5A, 0-1A/2A/3A/5A It is output type have one, two and two with fixed 5V3A. The output can
Be connected in parallel or series to get multiple output currents or voltages.
APPLICATION:
Scientific research, educational institutions factory and electronics electrical equipment repairs etc.
MAIN FUNCTION:
1. Output constant current adjustable.
2. Output constant voltage adjustable.
3. LED display.
4. Limited current protection.
5. Short circuit protection.
CHARACTERISTIC:
Input voltage: 220VAC +/- 10%
Output voltage: 0-30/60VDC; Fix 5V3A
Output current: 0-1A/2A/3A/5A.
Frequency: 50Hz +/- 2Hz
Usage area: Scientific research, educational institutions, factory and electronics, electrical equipment repairs, ets.
DIMENSIONS AND WEIGHT:
Model: SR1731SL1A-5A
Qty: 2 PCS
Package: Dimension: 455x360x480mm
Display: 4× LED
G. W.: 27/29.5/31.5/31kgs

Features		Range
Model		SR 3701S
Output Voltage	Ch1, Ch2	0~24V
	Ch3	5V
Output Current	Ch1, Ch2	0~1A
	Ch3	2A
Overload Effect		CV ≤ 1 x 10 -4 +2mV, CC ≤ 2mA
Ripple & Noise		CV ≤ 1mVrms, CC ≤ 1mArms
Regulation		CV^...........20mV (Typical value), CC^...........50mV (Typical Value)
Mutual effect		CV^...........5 x 10 -5 +1mV, CC^..........<0.5mA
Tracking Error		5 x 10 -3 +2mV
Indication method		Digital display, and display the voltage and current value
Feature		Voltage, current automatic conversion, the current limit protection
Ch3		Output voltage: 5V, Output Current: 0~2A, Ripple and noise: <3mV.
Reliability		MTBF (e): ≥2000 hours
Other Features		Triple Output, Series or Parallel Operation, Current Limitation, Auto Switching Between Voltage and Current Operation

Features		Range
Model		SR 3702S
Output Voltage	Ch1, Ch2	0~32V
Output Current	Ch1, Ch2	0~3A
Overload Effect		CV ≤ 1 x 10 -4 +2mV, CC ≤ 2mA
Ripple & Noise		CV ≤ 1mVrms, CC ≤ 1mArms
Regulation		CV^...........20mV (Typical value), CC^...........50mV (Typical Value)
Mutual effect		CV^...........5 x 10 -5 +1mV, CC^..........<0.5mA
Tracking Error		5 x 10 -3 +2mV
Indication method		Digital display, and display the voltage and current value
Feature		Voltage, current automatic conversion, the current limit protection
Ch3		Output voltage: 5V, Output Current: 0~2A, Ripple and noise: <3mV.
Reliability		MTBF (e): ≥2000 hours
Other Features		Triple Output, Series or Parallel Operation, Current Limitation, Auto Switching Between Voltage and Current Operation

Features		Range
Model		SR 3703S
Output Voltage	Ch1, Ch2	0~32V
	Ch3	5V
Output Current	Ch1, Ch2	0~2A
	Ch3	2A
Overload Effect		CV ≤ 1 x 10 -4 +2mV, CC ≤ 2mA
Ripple & Noise		CV ≤ 1mVrms, CC ≤ 1mArms
Regulation		CV^...........20mV (Typical value), CC^...........50mV (Typical Value)
Mutual effect		CV^...........5 x 10 -5 +1mV, CC^..........<0.5mA
Tracking Error		5 x 10 -3 +2mV
Indication method		Digital display, and display the voltage and current value
Feature		Voltage, current automatic conversion, the current limit protection
Ch3		Output voltage: 5V, Output Current: 0~2A, Ripple and noise: <3mV.
Reliability		MTBF (e): ≥2000 hours
Other Features		Triple Output, Series or Parallel Operation, Current Limitation, Auto Switching Between Voltage and Current Operation

Features		Range
Model		SR 3704S
Output Voltage	Ch1, Ch2	0~32V
	Ch3	5V
Output Current	Ch1, Ch2	0~3A
	Ch3	2A
Overload Effect		CV ≤ 1 x 10 -4 +2mV, CC ≤ 2mA
Ripple & Noise		CV ≤ 1mVrms, CC ≤ 1mArms
Regulation		CV^...........20mV (Typical value), CC^...........50mV (Typical Value)
Mutual effect		CV^...........5 x 10 -5 +1mV, CC^..........<0.5mA
Tracking Error		5 x 10 -3 +2mV
Indication method		Digital display, and display the voltage and current value
Feature		Voltage, current automatic conversion, the current limit protection
Ch3		Output voltage: 5V, Output Current: 0~2A, Ripple and noise: <3mV.
Reliability		MTBF (e): ≥2000 hours
Other Features		Triple Output, Series or Parallel Operation, Current Limitation, Auto Switching Between Voltage and Current Operation

Features		Range
Model		SR 3705S
Output Voltage	Ch1, Ch2	0~32V
Output Current	Ch1, Ch2	0~5A
Overload Effect		CV ≤ 1 x 10 -4 +2mV, CC ≤ 2mA
Ripple & Noise		CV ≤ 1mVrms, CC ≤ 1mArms
Regulation		CV^...........20mV (Typical value), CC^...........50mV (Typical Value)
Mutual effect		CV^...........5 x 10 -5 +1mV, CC^..........<0.5mA
Tracking Error		5 x 10 -3 +2mV
Indication method		Digital display, and display the voltage and current value
Feature		Voltage, current automatic conversion, the current limit protection
Ch3		Output voltage: 5V, Output Current: 0~2A, Ripple and noise: <3mV.
Reliability		MTBF (e): ≥2000 hours
Other Features		Triple Output, Series or Parallel Operation, Current Limitation, Auto Switching Between Voltage and Current Operation

Features		Range
Model		SR 3335TD
Output Voltage	Ch1, Ch2	0~32V
	Ch3	5V
Output Current	Ch1, Ch2	0~5A
	Ch3	2A
Overload Effect		CV ≤ 1 x 10 -4 +2mV, CC ≤ 2mA
Ripple & Noise		CV ≤ 1mVrms, CC ≤ 1mArms
Regulation		CV^...........20mV (Typical value), CC^...........50mV (Typical Value)
Mutual effect		CV^...........5 x 10 -5 +1mV, CC^..........<0.5mA
Tracking Error		5 x 10 -3 +2mV
Indication method		Digital display, and display the voltage and current value
Feature		Voltage, current automatic conversion, the current limit protection
Ch3		Output voltage: 5V, Output Current: 0~2A, Ripple and noise: <3mV.
Reliability		MTBF (e): ≥2000 hours
Other Features		Triple Output, Series or Parallel Operation, Current Limitation, Auto Switching Between Voltage and Current Operation

Model	SR1732A 2A			SR1732A 5A
	Master	Slave	Fix	Mater	Slave	Fix
Output voltage	0~30V		5V	0~30V		5V
Output current	0~2A		2A	0~5A		5A
Load effect
CV	5 x 10 -4 + 2mV			5 x 10 -4 + 2mV
CC	20mA			20mA
Source effect
CV	1 x 10 -4 + 0.5mV			1 x 10 -4 + 0.5mV
CC	1 x 10 -3 +5mV			1 x 10 -3 + 5mV
Ripple and noise
CV	1mVrms			1mVrms
CC	1mArms			1mArms
Display accuracy	± 1% + 2 word			± 1% + 2 word
Work temperature	0 °C ~40 °C
MTBF Reliability	≥2000h
Power voltage	AC 220V ± 10%, 50Hz ± 5%

Item\ Model		SR3303			SR3305
Output	Channel	CH1	CH2	CH3	CH1	CH2	CH3
	Voltage	0~30V	0~30V	2.5/3.5/5.0V	0~30V	0~30V	2.5/3.5/5.0V
	Current	0~3A	0~3A	3A (fixed)	0~5A	0~5A	3A (fixed)
Fix voltage mode	Fluctuation Ratio	Voltage fluctuation ratio ≤ 0.01% +3mV
		Load variation rate ≤0.01% + 3mV (rated current≤3A) ≤0.02% + 5mV (rated current>3A)
	Ripple & noise	≤1mVrms (5Hz~1MHz)
	Recovery time	≤100IS (Load change in 50%, the minimum load 0.5A)
	Temperature Coefficient	≤300ppm/°C
	Output range	0~setting voltage Continuously adjustable
Fix current mode	Fluctuation ratio	Current fluctuation ratio ≤0.2% + 3mA
		Load variation rate ≤0.2% + 3mA
	Ripple current	≤3mArms
	Output range	0~setting current Continuously adjustable
Trace mode	Parallel Collection	Power Supply fluctuation ratio ≤0.01% + 3mV
		Load variation rate ≤0.01% + 3mV (rated current ≤3A) ≤0.02% + 5mV (rated current >3A)
	Series Connection	Power Supply fluctuation ratio ≤0.01% + 5mV
		Load variation rate ≤300mV
		tracking error ≤0.5%+/-10mV (10~30V no load, in case of load plus load variation) ≤0.5%+/-30Mv (0~9.99Vno load, in case of load plus load variation)
	Tracking error	≤0.5%+/-10mV			≤0.5%+/-50mV
Panel Meter	Display	Voltage: 2 3/4, 0.4" LED			Voltage: 2 3/4 , 0.4" LED
		Current: 3 3/4, 0.4" LED			Current: 2 3/4 , 0.4" LED
	Resolution ratio	Voltage:10mV			Voltage: 10mV
		Current:10mA			Current: 10mA
	Programming precision (25 +/-5°C)	Voltage: +/-(0.03% reading + 10digits)			Voltage: +/-(0.5% reading + 2digits)
		Current: +/-(0.3% reading + 10digits)			Current: +/-( 0.5% reading + 2digits)
	Reading precision (25 +/-5°C)	Voltage: +/-(0.03% reading + 10digits)			Voltage: +/-(0.5% reading + 2digits)
		Current: +/-(0.3% reading + 10digits)			Current: +/-( 0.5% reading + 2digits)
CH3	Output voltage	(2.5V/3.3V/5V)+/-8%
	Output current	3A			5A
	fluctuation ratio (25 +/-5°C)	Voltage change rate≤0.01% + 3mV			Voltage change rate≤0.01% + 3mV
		Load variation rate≤0.01% + 3mV			Load variation rate≤0.01% + 3mV
	Ripple & noise	≤2mVrms (5Hz~1MHz)			≤1mVrms (5Hz~1MHz)
Key lock	Yes
Save/Recall	5 groups
Power voltage	AC 100V/120V/220V/230V+/-10%, 50/60Hz
Size& weight	250(W) 150(H) 310(D) mm; 7kg

Prod Model:	SR1730SL/SR3701S/SR3335TD/SSR1732A/SR3305/SR1731SL
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Usage:	Industry
Brand:	Showrange

Shanghai Total Industrial Co., Ltd. is producing and trading moisture meter, thickness meter/gauge, coating thickness meter, gloss meter, multimeter, pH meter, refractometer, clamp meter, gas detector, thermometer, anemometer, sound level meter, lux meter, infrared thermometer, ORP meter, pH controller, ORP controller, TDS meter, automotive diagnostic tool, cable tie, stainless steel cable tie, cable clip, cable gland, cable terminal, cable lug. Hole saws, rotary burrs, twist drills, end mills.

Our detailed products are as follows:
Measurement and meter: Multimeter, clamp meter, anemometer, dew point meter, tachometer, moisture tester, moisture meter, humidity meter, lux meter, sound level meter, stroboscope, thickness gauge, thickness meter, coating thickness meter, painting thickness meter, thermometer, temperature meter, infrared thermometer, vibration meter, range finder, distance meter, process calibrator, metal detector, gas detector, gas alarm, halogen leak detector, voltage detector, electronic scale, tire pressure gauge, shore hardness tester, surface roughness tester, Force Gauge, Electric Test Stand, Manual Test Stand, Shore Durometer, Torque Meter, Dial Tension Gauge, Fruit penetrometer, ultrasonic cable height meter, Angle Meter, alcohol tester, pH meter, ORP meter, TDS meter, Conductivity Meter, magnetic stirrer, water hardness tester, dissolved oxygen meter, refractometer, gemological refractometer, leeb hardness tester, gloss meter, glossiness meter, window tint meter, manometer, electrosmog meter, gauss meter, tesla meter, EMF meter, solar power meter, 3 Phase Power Analyzer, cable tracker, wire tracker, measuring wheel, battery tester, test hammer, polarimeter, spectrophotometer, microscope, oscilloscope, frequency counter. Mosquito Repeller, Mouse Chaser, Fly Killer & Mouse killer.
Automotive sensor simulator and tester, automotive ignition system tester, automotive digital diagnostic tool kits, automotive brake fluid checker, automotive short & open finder.

Cable assemblies: Cable tie, stainless steel cable tie, PVC coated stainless steel cable tie, polyester coated ss cable tie, plastic sprayed stainless steel cable tie, plastic covered stainless steel cable tie, releasable stainless steel cable tie, ladder stainless steel cable tie, stainless steel ladder cable tie, semi-coated stainless steel cable tie, stainless steel cable marker, cable gland, brass cable gland, blind cover, cable clip, nail clip, conduit, PVC conduit & fittings, AS/NZ standards 2053 conduit, cable terminal, cable lug, copper lug, crimping tools, cable marker, cable connector, wire connector, cable clamp, tie mount, spiral wrapping band, terminal block. Feeder clamp, cable clamp, Grounding kits, Cable entry, wall entry.

Industrial automation: Relay, time relay, electronic timing relay, relay socket. Sensor, proximity sensor, proximity switch, photoelectric sensor, photoelectric switch, photo sensors, switching power supply, DC power supply, push button switch, programmable time switch.

Low-voltage apparatus: Circuit breaker, isolating switch, distribution box, contactor. Thermal overload relay, remote control socket.

Cutting tools:
Drill bits, twist drill, center drill, carbide drill, rotary burrs, rotary file, rotary burs, end mills, hole saw, bi-metal hole saw, Diamond Core Drill Bit, diamond concrete hole saw, concrete drill core bits, Carbide Gritted Hole Saw, Carbide Tipped Hole Saw, taps and dies, screw taps, thread taps, screw dies, step drill, reamer, electric hammer drill, masonry drill bits.

If you are interested in our products, please contact us or visit our HOMEPAGE.