2. Installation
VFR Voltage Frequency Relay
2.2
Instruction Manual: VFR GBM 06/10/2021
2.4 WIRING
The electrical connections are made by terminal blocks on the back side of the unit.
CONNECTIONS
TERMINALS No.
Power Supply
1-2-3
Output Relays:
AUX1
AUX2
AUX3
AUX4
AUX5
AUX6
AUX7
AUX8
56-55
56-54
56-53
56-52
56-51
15-16
13-14
10-11-12
Voltage Inputs
31-32-33-34
NOT USED
21-22-23-24-25-26
Digital Inputs
41-42-43
Before carrying out the installation of the unit, it is necessary to read and understand the indications provided by the
Constructor. All the installation operations must be carried out by qualified personnel with adequate knowledge of the
functioning of the unit and of the content of this manual.
The control power, current/voltage input and output contacts must be connected according to the supply voltage connection
diagram included in the present manual. Ensure applied currents/voltage
s abide by the product’s ratings indicated on the relay
label.
Further information:
→
1.8 Specifications
Figure 2.2
–
Rear view
