38
9.4
Explanation of terms and abbreviations
E
ERROR
Collective error message
F
FRIWA
Primary pump
H
h
Hours
I
Actual value
Measured temperature
K
K
Kelvin, temperature difference
kWh
Kilowatt-hours
L
L
Phase
L’
Support phase
M
M
3-way mixer/ 3-point output pre-mixing circuit
min
Minutes
MWh
Megawatt-hours
N
N
Neutral conductor
Reheating
Reheating, secondary
Mains
Mains connection 230V VAC
P
PE
Ground
PP
Primary pump
R
RLS
Return layering
S
Nominal value/nominal
Temperature specified by the operator or computed by the controller to which the heat con-
troller regulates the actual value.
T
TBZ
Temperature, hot water / domestic water circulation
TKW
Temperature, cold water - heat exchanger inlet, secondary
TO1
Temperature, tank, top / heat source
TPR
Temperature, return, primary
TPV
Temperature, supply, primary
TU1
Temperature, tank, bottom
TWW
Temperature, domestic hot water - heat exchanger outlet, secondary
V
VSR
Switching valve, return layering
W
WWC
Circulation pump
WWL
Recharging / heat request
Z
ZV
Zone valve
Содержание TACOTHERM FRESH PETA ES 5941S
Страница 40: ...Manufacturing or Sales...