Topward Power Supply 3303A

 Analog Display Models

3302A  0-30V/0-2A Single

3303A  0-30V/0-3A Single

3601A  0-60V/0-1A Single

Net Weight: 9.5 lbs.

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Product Dimensions: 4.7"(W) x 6.3"(H) x 7.9"(D)

Specification for Topward 3000 Analog DC Power Supply
Output Voltage Zero to rated voltage continuously variable with front panel coarse and fine voltage knobs
Output Current Zero to rated current continuously variable with front panel current knob
Line Regulation CV¡Ó0.01%+2mV; CC¡Ó0.01%+2mA
Load Regulation CV¡Ó0.01$+2mV; CC < 10mA @ 100W; < 15mA @ above 100W
Ripple & Noise CV < 0.5mVrms @ 100W; < 1mVrms @ above 100W
CC < 1mArms @ 100W; < 3mArms @ above 100W
Transient Response < 100µS to within 0.1% of set voltage (50% to 100% load change)
Output Impedance < 2milli-Ohm +2mH
Operating Range 0 to 40¢X C ambient temperature
Display Accuracy 3% of full scale
Overload Protection Automatic crossover from CV to CC mode
Series Connection Different models can be chained to increase output up to 240 Vdc
Parallel Connection Another same model can be paralleled to increase output to 24 Amps
Power Requirement 100/120/220/240¡Ó10% Vac; 50/60Hz single phase
Accessories Supplied Power cord; hook-up leads; instruction manual

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Topward Power Supply 3303D

 Digital Display Models

3302D  0-30V/0-2A Single / 3185D  0-18V/0-5A Single

3303D  0-30V/0-3A Single / 3306D  0-30V/0-6A Single

33010D  0-30V/0-10A Single / 3601D  0-60V/0-1A Single

3603D  0-60V/0-3A Single
Net Weight:

9.5 lbs (3185D, 3302D, 3303D, 3601D)

18.9 lbs (3306D, 3603D)

28.6 lbs (33010D)

 Product Dimensions:

4.7"(W) x 6.3"(H) x 7.9"(D) (3185D,3302D, 3303D, 3601D)

9.1"(W) x 6.3"(H) x 12.8(D) (3306D, 3603D)

9.1"(W) x 6.3"(H) x 14.4"(D) (33010D)
Specification for Topward 3000 Digital DC Power Supply
Output Voltage Zero to rated voltage continuously variable with front panel coarse and fine voltage knobs
Output Current Zero to rated current continuously variable with front panel current knob
Line Regulation CV¡Ó0.01%+2mV; CC¡Ó0.01%+2mA
Load Regulation CV¡Ó0.01%+2mV; CC < 10mA @ 100W;<15mA @ above 100W
Ripple & Noise

CV < 0.5mVrms @ 100W; <1mVrms @ above 100W
CC < 1mArms @ 100W; <3mArms @ above 100W
Transient Response < 100µS to within 0.1% of set voltage (50% to 100% load change)
Output Impedance < 2mW +2mH
Operating Range 0 to 40¢X C ambient temperature
Display Accuracy < 0.1%+2 digits
Overload Protection Automatic crossover from CV to CC mode
Series Connection Different models can be chained to increase output up to 240 Vdc
Parallel Connection Another same model can be paralleled to increase output to 24 Amps
Power Requirement 100/120/220/240¡Ó10% Vac; 50/60Hz single phase
Accessories Supplied Power cord; hook-up leads; instruction manual

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