Mains Supply Cable; Cable Connections; Change Of Supply Unit - Kamstrup ULTRAFLOW 54 Technical Description

TECHNICAL DESCRIPTION
230/24 VAC safety transformer
The 24 VAC module is specially suited for installation together with a
230/24 VAC safety transformer, e.g. type 66-99-403, which can be
installed in the main electrical panel before the safety relay. When the
transformer is used, the total power consumption of the meter incl.
the 230/24 VAC transformer will not exceed 1.7 W.
7.8.3

Mains supply cable

Pulse Transmitter/Pulse Divider is available with mains supply cable H05 VV-F for either 24 V or 230 V (l=1.5 m):
"H05 VV-F" is the designation of a strong PVC mantle, which withstands max. 70 °C. Therefore, the mains cable
must be installed with sufficient distance to hot pipes etc.
7.8.4

Cable connections

Cable dimension in connections for signal cable: 2...6 mm
Cable dimension in connections for mains supply cable: 4.5...10 mm
Tightening torque: Maximum 4 Nm (cable strain relief minimum 40 N according to EN 61558)
Please note: When supplied by battery the unused cable connection must be sealed off as shown in Figure 22,
page 33.
7.8.5

Change of supply unit

The supply unit of Pulse Transmitter/Pulse Divider can be changed from mains supply to battery or visa versa as
the needs of the supply company change. Thus, it can be an advantage to temporarily change mains supplied
Pulse Transmitter/Pulse Divider to battery supplied, e.g. in case of buildings under construction where the mains
supply can be unstable or periodically missing.
Please note that for Pulse Transmitter/Pulse Divider the supply type appears from the label. If the original supply
type is changed, it will no longer be in accordance with the label.
32
Figure 20. Mains cable (2x0.75 mm²), max. 6 A fuse.
5512-385 GB/02.2014/Rev. H1
®
ULTRAFLOW 54 and 34
Figure 19