Relay bảo vệ

Relay quá áp & thấp áp MH OUV 400

Mã: OUV400
Danh mục: Relay bảo vệ

Giá: Liên hệ

The MH OUV 400 is an over and under- voltage relay for industrial and commercial application. It is used in a wide variety of voltage sensitive equipment such as 3-phase AC motor, pump and ventilation fan require a balanced supply voltage to operate efficiently.

FEATURES:

  • Over voltage limit protection
  • Under voltage limit protection
  • Microprocessor controlled DTL operation
  • Backlit high contrast LCD display
  • Wide operating range AUX voltage
  • 4 Trip event records
  • Sealable tamper proof front cover

TECHNICAL DATA:

Protection and Functionality Description

  • ANSI 59 – Overvoltage
  • ANSI 27 – Undervoltage

Maximum Delay Time  

  • 60 seconds (step of 0.01s)  

System Voltage Setting   

  • 60VAC to 480VAC (Line Voltage)   

Pick Up Voltage Setting

  • Over Voltage: 100% to 130% of System Voltage (step of 1%)
  • Under Voltage: 70% to 100% of System Voltage (step of 1%)

Reset (Clear) Voltage Setting  

  • Over Voltage: 100% to 130% of System Voltage (step of 1%)
  • Under Voltage: 70% to 100% of System Voltage (step of 1%)  

Pick Up Accuracy   

  • ± 0.5% of full scale  

Reset Accuracy

  • ± 1% of full scale

Time Accuracy   

  • ± 3% of Trip Time or +/- 20ms whichever is higher (at no delay setting max 50ms)

Operating voltage AUX

  • AC/DC 85-265V (other voltage available upon request)

Power consumption   

  • <4VA  

Tripping Output Relay Contacts  

  • Overvoltage – NC/NO (250VAC 5A)
  • Undervoltage – NO (250VAC 5A)  

Display type  

  • Backlit LCD high contrast display  

Relay Status Indicator

  • Tripped – Red Color LED

Operating temperature

  • 0 – 60°C

Trip Event recording

  • 4 event recording

Operating humidity

  • <95% RH (non-condensing)

Access control

  • User configurable PIN password

Housing material

  • ABS resin comply with UL94VO

Unit weight

  • Approximately 330g

Unit dimension

  • 96mm (width) x 96mm (height) x 86mm (depth)

COMPLIANCE WITH STANDARDS:

EMC Emission

Radiated Emission (CISPR 11/22)

Conducted Emission (CISPR 22)

EMC Immunity

IEC 61000-4-2 (IEC 60255-26)

IEC 61000-4-3 (IEC 60255-26)

IEC 61000-4-4 (IEC 60255-26)

IEC 61000-4-5 (IEC 60255-26)

IEC 61000-4-6 (IEC 60255-26)

IEC 61000-4-8 (IEC 60255-26)

IEC 61000-4-11 (IEC 60255-26)

Vibration, shock, bump

IEC 60255-21-1

IEC 60255-21-2

Product Safety

IEC 60255-27

Dry heat, damp heat steady state, cyclic temperature with humidity 

IEC 60068-2-2 (IEC 60255-1)

IEC 60068-2-78 (IEC 60255-1)

IEC 60068-2-30 (IEC 60255-1)

Level of Protection

IP 54

 
ORDERING INFORMATION:
 

Model

Description

OUV 400

Over and Under- Voltage relay

 

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0848116600