CHROMA 63804 Programmable AC & DC Electronic Load (4500W)

- General specifications

+ Power: 4500W

+ Current: 0 ~ 45 Arms (135A peak, continuous)

+ Voltage: 50 ~ 350 Vrms (500V peak)

+ Frequency: 45 ~ 440 Hz, DC

AC Section

- Constant Current (CC) mode

+ Current range: 0 ~ 45 Arms, programmable

+ Accuracy: 0.1% + 0.2% F.S.

+ Resolution: 2 mA

- Constant Resistance (CR) mode

+ Resistance range: 1.11Ω ~ 2.5 kΩ, programmable

+ Accuracy: 0.5% + 0.5% F.S.

+ Resolution: 50 µS

- Constant Power (CP) mode

+ Power range: 4500W (programmable)

+ Accuracy: 0.2% + 0.3% F.S.

+ Resolution: 1.125W

DC Section

- Voltage range: 7.5V ~ 500V

- Current range: 0 ~ 45A

- Minimum operating voltage: 7.5V

- Response time: 75 µs

- Operating modes: CC, CV, CR, CP, DC Rectified

- Short-circuit simulation: CR mode at maximum power

Measurement Section

- Voltage measurement

+ Range: 350 Vrms (500 Vpeak)

+ Accuracy: 0.1% + 0.1% F.S.

+ Resolution: 10 mV

- Current measurement

+ Range: 45 Arms (200A peak)

+ Accuracy (<70 Hz): 0.1% + 0.2% full scale

+ Accuracy (>70 Hz): 0.1% (1 + CF² × kHz) + 0.2% full scale

+ Resolution: 1.0 mA

+ Other parameters: P (W), S (VA), Q (VAR), CF, PF, Freq, R, Ip-, Ip+, THDv

Others

- Voltage monitoring output: ±500V / ±10V (isolated)

- Current monitoring output: ±200A / ±10V (isolated)

Protection

- OCP (Over Current Protection): 48 Arms

- OV alarm: 360 Vrms (DC: 510 VDC)

- OPP (Over Power Protection): 4800W

- OTP (Over Temperature Protection)

Control interfaces: GPIB, RS-232

Power supply

- Single phase 100~115 Vac ±10%, 47~63 Hz

- Single phase 200~230 Vac ±10%, 47~63 Hz

Dimensions (H x W x D): 310 x 440 x 595 mm / 12.2 x 17.32 x 23.42 inch

Weight: 66 kg / 145.5 lbs

Standard accessories: Main unit

Datasheet