Power Supplies
2000 3000 6000
Function Generators
8110 8120 8130 8140 8150
Frequency Counters
1210 1220
Digital Multimeters
1320 1330
Digital Watt Ammeter
1310

 

Topward Power Supply 3303A
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3000 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.
  • 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±0.01%+2mV; CC±0.01%+2mA
Load Regulation CV±0.01$+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° 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±10% Vac; 50/60Hz single phase
Accessories Supplied Power cord; hook-up leads; instruction manual

 

Topward Power Supply 3303D
Click here for larger image.
3000 Digital Display Models
3302D 0-30V/0-2A 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 (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) (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±0.01%+2mV; CC±0.01%+2mA
Load Regulation CV±0.01%+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° 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±10% Vac; 50/60Hz single phase
Accessories Supplied Power cord; hook-up leads; instruction manual

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