Display And Operating Elements; Keys; Key Description; Status-Leds - REFU REFUsol 50K-3T Bedienungsanleitung

1 Radio ripple control receiver connected to RS485
2 Power reduction (0 % 30 %, 60 % und 100 %)
3 RS485/USB adapter for service to a PC
4 Ethernet or WiFi interface for data logging
3.7

Display and Operating Elements

100%
Today
kWh
Total
kWh
Power
kW
V
A
ESC
8 7 6 5
Fig. 19: LCD display with keys and status-LED
22 Technical Description
Display and Operating Elements
GROUND
FAULT
ON
6 9 12 15 18 21
V
ERROR
A
OK
4
1 Ground-fault detection
2 Normal operation (On)
3 Alarm/fault
4 OK key: Confirm selec-
tion or value

3.7.1 Keys

Key Description
1
OK Return to the previous menu or open up the main
2
menu via the standard display
∧
One menu level up
3
∨
One menu level down
ESC

3.7.2 Status-LEDs

Status-LED Operating status Description
GROUND
FAULT,
red
5 ∨ key: Menu level downwards
6 ∧ key: Menu level upwards
7 ESC key: Cancel or return
8 LCD display
Select or confirm the value
on GFI error, ground fault de-
tected
off no GFI error
REFUsol 50K-3T
982081 | 03 | 2021-03