FEATURES:

• Microprocessor-based with highest accuracy
• Mechanical Trip Button (MTB) fault indication system
• No requirement for auxiliary power supply for fault indication
• Safeguard against automatic reset before fault rectification
• Curve selection in accordance with ANSI, IAC, IEC, 1.3/10, Hong Kong Utilities Curve
  • Normally Inverse (NI)
  • Very Inverse (VI)
  • Extremely Inverse (EI)
  • Short Time Inverse (STI)
  • Moderate Inverse (MI)
• Trip value recording (4-memory)
• Date and time stamping for tripping
• Integrated surge arrester against transient overvoltages
• High set mode is incorporated for instantaneous protection
• Tamper-proof design for settings protection
• Serial interface RS485 for Modbus RTU communication (optional)
• Type tested* for EMC compliance in acc. with IEC 61000
• High immunity to electrical interference (tested to 2.5GHz)
• Type tested in acc. with IEC 60255*
• Comply to ANSI 86, 51N/51G, 51, 50N/50G, 50

* Type test report issued by independent testing laboratory is available upon request

MTB:

• Protrude out when relay triggered
• Hold on status without power supply
• Push back in to reset

TECHNICAL DATA:

Power supply

• AC/DC 85 - 265V (other voltages available on request)

Operating frequency

• 50/60HZ

Earth fault setting

• 2.0 - 50.0% in step of 0.1%

Overcurrent setting

• 20 - 200% in step of 1%

Time multiplier setting

• 0.03 - 2.00 in step of 0.01 (IEC, 1.3/10)
• 0.3 - 20.0 in step of 0.1 (ANSI, IAC)

Definite time delay setting (DTL)

• 0.03 - 2.00 sec in step of 0.01 sec

Instantaneous Mode (High Set)

• 2.0 - 10.0 times setting current in step of 0.1

Pick-up current

• 100 - 115% of the setting current in step of 1%

Reset current value

• <90% of the operating value

Working temperature range

• -10°C to 55°C

Storage temperature range

• -20°C to 65°C

Relative humidity (IEC 60068-2-30)

• 95% at +40°C

Protection Class (IEC 60529)

• IP54 (optional with IP65 front cover)

Overcurrent with stand ability

• 20 x lrated for 3 sec (100A for 0/C, 20A for E/F)

Power consumption

• <6VA

Relay Output

• 1 x C/0 (Changeover),
• 1 x N/0 (Normally Open)

Contact Rating

• 5A at 250VAC

Electrical Life

• 1 x 10⁵

Mechanical Life

• 5 x 10⁵

Optional interface

• RS485 to Modbus RTU/Slave

LED status indication

• Normal operation, fault current detected

Safety feature

• Mechanical Trip Button (MTB) complying with ANSI 86

Housing material

• ABS resin complying with UL94VO

Net weight

• Approx. 390g

COMPLIANCE WITH STANDARDS:

HƯỚNG DẪN CÀI ĐẶT RELAY REA200N: