Grameyer GRT7-TH4E - User Manual

Need help?

Do you have a question about the Grameyer GRT7-TH4E and is the answer not in the manual?

Grameyer GRT7-TH4E Specifications

General

Brand	Grameyer
Model	GRT7-TH4E
Category	Controller
Language	English

Summary

Safety Information

Storage and Transport Information

1 - Introduction

2 - Technical Features

2.1 - Analog Voltage Regulator Terminology

Defines the naming convention and model codes for analog voltage regulators.

2.2 - Protection Fuse

Details the function, characteristics, and selection of the protection fuse.

2.3 - U;F Operation

Explains the Under/Over Frequency (U/F) protection operation mode.

2.4 - Block Diagram

Presents a block diagram illustrating the regulator's internal functional structure.

2.5 - Parallel Operation

Describes how to operate two or more generators in parallel using phasorial composition.

2.6 - Analog Input

Details the analog input circuit for generator output voltage reference variation.

2.7 - External Potentiometer

Explains the connection and use of an external potentiometer for voltage adjustment.

3 - Identification Nameplate

4 - Trimpots Function

5 - Connection Diagram

5.1 - Generator Connection without Auxiliary Coil (85-140 VAC or 170-280 VAC)

Wiring diagram for generators without an auxiliary coil in specific voltage ranges.

5.2 - Generator Connection without Auxiliary Coil (170-280 VAC or 340-480 VAC)

Wiring diagram for generators without an auxiliary coil in higher voltage ranges.

5.3 - Generator Connection with Auxiliary Coil

Wiring diagram for generators that utilize an auxiliary coil for excitation.

6 - Crosscurrent Parallel Operation Connection Diagram

7 - Internal Connection Diagram

7.1 - Potency Circuit

Details the power circuit and pre-excitation connections for the regulator.

8 - Dimensional Information

9 - Serigraphy Symbology

10 - First Utilization

10.1 - Connection Terminal Description

Detailed description of each terminal on the regulator for connection purposes.

10.2 - Connection Steps

Step-by-step instructions for correctly connecting the regulator to the generator.