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Kewell KAL-300-33 双向交流电子负载 (454A, 220V, 300kVA)

Power Capacity[kVA]: 300

Rated Current (can be customized)[A]: 454

Rated Voltage[V]: 220

Frequency (can be customized)[Hz]: 5-200

Phase: 3φ4W

Voltage Range (can be customized)[V]: 50-400

Input Requirements:

Phase: 3φ3W+PE

Voltage: 380V±15%

Frequency: 50Hz±5Hz

iTHD: ≤3%

Power Factor: ≥0.99

Functions & Input Characteristics:

Work Modes: CR/CC/CP

Current Precision: ±(2%FS+5dgt)

Voltage Precision: ±(1%FS+5dgt)

Power Factor:

0.3-1 (adjustable)


Communication Interfaces:

Local/Remote Interfaces: LCD/Upper computer software

Remote Comms: RS485/LAN  

Safety & Ambient Conditions:

Insulation Resistance: ≥20MΩ (500Vdc)

Withstand Voltage: 2000Vdc (60s, no arcing/breakdown)

Protection Level: IP21 (indoor)

Cooling: Fan cooling

Ambient Temperature: -10~40℃

Relative Humidity: 0-90%RH (Non-condensing at 25℃)

Altitude: ≤2000m



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