MAXA i-MAX 0475 - Page 25

i-MAX Industrial inverter air/water heat pump with axial fans
25
TABLE 4. SUBSTITUTION OPERATION
N°
ORDER OF INTERVENTION OF
HEATING ELEMENTS (when the set-
point is not achieved)
MODE OPERATION r10 r15 r12 r16 r23 r24
1
1) Boiler
2) After r12 minutes, auxiliary
electric heater of plant
HEAT /
HEAT+SAN
HEAT 0/1 0/1/2
Set up of
minutes
/ 4/6 1/3
2
1) Auxiliary electric heater of plant
2) After r12 minutes, boiler
HEAT /
HEAT+SAN
HEAT 0/1 0/1/2
Set up of
minutes
/ 1/3 1/3
3
1) Boiler
2) After r12 minutes, Auxiliary
electric heater of sanitary
HEAT+SAN SANITARY 0/1 0/1/2 /
Set up of
minutes
5/6 2/3
4
1) Auxiliary electric heater of
sanitary
2) After r12 minutes, boiler
HEAT+SAN SANITARY 0/1 0/1/2 /
Set up of
minutes
2/3 2/3
5
1) Boiler
2) After r12 minutes, auxiliary
electric heater of plant/sanitary
HEAT /
HEAT+SAN
IN HEAT OR IN
SANITARY
0/1 0/1/2
Set up of
minutes
Set up of
minutes
6 3
6
1) Auxiliary electric heater of
plant/sanitary
2) After r12 minutes, boiler
HEAT /
HEAT+SAN
IN HEAT OR IN
SANITARY
0/1 0/1/2
Set up of
minutes
Set up of
minutes
3 3
7 1) Boiler
HEAT /
HEAT+SAN
HEAT 0/1 0/1/2
Set up of
minutes
/ 1/3/4/6 0/2
8 1) Auxiliary electric heater of plant
HEAT /
HEAT+SAN
HEAT 0/1 0/1/2
Set up of
minutes
/ 0/2/5 1/3
9 1) Boiler HEAT+SAN SANITARY 0/1 0/1/2 /
Set up of
minutes
2/3/5/6 0/1
10
1) Auxiliary electric heater of
sanitary
HEAT+SAN SANITARY 0/1 0/1/2 /
Set up of
minutes
0/1/4 2/3
11 1) Boiler
HEAT /
HEAT+SAN
IN HEAT OR IN
SANITARY
0/1 0/1/2
Set up of
minutes
Set up of
minutes
3/6 0
12
1) Auxiliary electric heater of
plant/sanitary
HEAT /
HEAT+SAN
IN HEAT OR IN
SANITARY
0/1 0/1/2
Set up of
minutes
Set up of
minutes
0 3
The below Table (5) shows the parameter to be set in order to enable the auxiliary electric heaters in "Summer and sanitary"
mode (in this case, the only available auxiliary electric heater is the one of sanitary side and the subdivision between
normal/joint/substitution operation is not valid).
TABLE 5. OPERATION IN COOL+SAN MODE (SANITARY MODE IS OPERATING)
N°
ORDER OF INTERVENTION OF AUXILIARY
ELECTRIC HEATERS
-
when the set point is not achieved
after r16 minutes from the compressor
startup or
- when the set-point is not achieved and
the unit is in alarm condition.
MODE OPERATION r10 r15 r12 r16 r23 r24
1 1) Auxiliary electric heater of sanitary COOL+SAN SANITARY 0/1 1 /
Set up of
minutes
0/1/2/3/4/5/6 2/3