Novatek-electro RNPP-311-1 Operation Manual
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Novatek-electro RNPP-311-1 Operation Manual

Three phase numerical voltage monitoring relay with frequency protection
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NOVATEK-ELECTRO LTD
Research and Manufacturing Company
RNPP-311-1
THREE PHASE NUMERICAL VOLTAGE
MONITORING RELAY
PROTECTION
CONTROLS DESCRIPTION AND DIMENSIONS DIAGRAM
1- trip setting control for Umin/ Umax;
2- green LED of the voltage output;
3- green LEDs indicating voltage presence on each phase;
4- input contacts;
WITH FREQUENCY
OPERATION MANUAL
O N
f
U
5 2
www.novatek-electro.in
5- output voltage contacts;
6- output frequency contacts;
7- green LED of the frequency output.

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Summary of Contents for Novatek-electro RNPP-311-1

  • Page 1 NOVATEK-ELECTRO LTD Research and Manufacturing Company RNPP-311-1 THREE PHASE NUMERICAL VOLTAGE MONITORING RELAY WITH FREQUENCY PROTECTION OPERATION MANUAL CONTROLS DESCRIPTION AND DIMENSIONS DIAGRAM 1- trip setting control for Umin/ Umax; 5- output voltage contacts; 2- green LED of the voltage output;...
  • Page 2 1. General Application and usage Two channel voltage monitoring relay RNPP-311-1 is modification of standard relay RNPP-311 and performs all functions of voltage control and additional controls the network frequency. It’s designed for tripping of load in 415 V/50Hz in case of: ...
  • Page 3 Adjustment. The relay has a combined adjustable set point response by the maximum / minimum voltage in % of rated voltage. For example, in the position of 10% the relay will be triggered when rise and fall of voltage happens in terms of 10% of rated voltage (240/415V). WARNING! Recommend setting of parameters before connection to the contactor.
  • Page 4 5. WARRANTY The manufacturer guarantees trouble free operation RNPP-311-1 for 36 months (3 years) after the date of sale, provided: - The device is properly connected; - The integrity of the seal of manufacturer's quality control department; - The integrity of the hull, the absence of tampering, cracks, chips, etc.

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