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The JBC-II Relay Protection Verifier is a newly developed verification device by our company. The instrument utilizes new power supply technology for its internal AC and DC voltage, and current sources, achieving a domestically advanced level in circuit design, component selection, panel layout, and internal structural design. The instrument boasts comprehensive functions, excellent material selection, clear test project data, and simple operation, making it an ideal choice for the electrical relay protection department.No Chinese content provided..Choose equipment.

Technical Innovation Marks Milestone for Our Company Art Please provide the Chinese content you would like translated into American English. No Chinese content provided. Please provide the text to be translated. No Chinese content provided for translation. Please provide the Chinese content you would like translated into American English.

1、 Work Conditions:

（1) Power Supply: AC220V+10%  50Hz

（2) Working Environment: Temperature: -10℃ to 40℃

          Humidity:≤85%

（3) Atmospheric Pressure: 86～106 Kpa

2、 Output Power:

（1) Line Voltage: 0～220V/3A

（2) Alternating Current: 0~100A/7.5V

         0～20A/25V

        0～5A/5V

（3) Direct Current Voltage: 0~220V/3A

（Direct Current: 0-20A/25V

（5) Fixed Output: DC24V, DC48V, DC110V, DC220V 

3、 Performance Metrics:

（1) Ammeter and Voltmeter: 4¹/₂No Chinese content provided. Please provide the text to be translated.

（2) Digital Millisecond Timer: 0~99.9999s

4、 Feature:

（1) Measuring Relays: Capable of measuring the starting value, return value, and return coefficient of current and voltage relays.

（2) Timer Relays: Measure startup values, return values, and their operation time.

（3) Intermediate Relay: Measures the start-up value, return value, holding value, and action time of intermediate relays with both start and hold coils.

（4) Reclosing Relay: Performs capacitor charging tests, charging time, reclosing time, and intermediate component testing.

（5) Differential Relay: Capable of performing DC excitation tests, braking characteristic tests, and voltage-amperage characteristic tests.

（6) Various other non-standard relays.