MTA NGSi 05, Technical Manual, Page: 27 / 58

TECHNICAL MANUAL
Chapter 9
- User - Control Interface
NGSi 05÷15
25
ENGLISH
EN
The data in this manual are not binding and they can be modified by the manufacturer without notice. Reproduction of this manual is strictly prohibited
Table 1
HEAT PUMP NORMAL OPERATION
No.
BACKUP
OPERATIONS ORDER
(A set-point not met and
with the machine in
cutout alarm)
STATUS OPERATION r10 r15 r12 r16 r23 r24
1 1) System backup
heater
HEAT /
HEAT+
DOMESTIC
HOT WATER
heat 1 0/1/2 / / 0/2/5 1/3
2 1) Hot water tank HEAT /
HEAT+
DOMESTIC
HOT WATER
heat 0/1 0/1/2 / / 1/3/4/6 0/2
3
1) System backup
heater
2) After r12 minutes, hot
water tank
HEAT /
HEAT+
DOMESTIC
HOT WATER
heat 1 0/1/2 set the
minutes
/ 1/3 1/3
4
1) Hot water tank
2) After r12 minutes,
system backup heater
HEAT /
HEAT+
DOMESTIC
HOT WATER
heat 1 0/1/2 set the
minutes
/ 4/6 1/3
5 1) Domestic hot water
backup heater
HEAT+
DOMESTIC
HOT WATER
domestic hot
water
0/1 1 / / 0/1/4 2/3
6 1) Hot water tank HEAT+SAN/
COOL+SAN
domestic hot
water
0/1 0/1/2 / / 2/3/5/6 0/1
7 1) Domestic hot water
backup heater
2) After r15 minutes, hot
water tank
HEAT+
DOMESTIC
HOT WATER
domestic hot
water
0/1 1 / set the
minutes
2/3 2/3
8 1) Hot water tank
2) After r15 minutes,
domestic hot water
backup heater
HEAT+
DOMESTIC
HOT WATER
domestic hot
water
0/1 1 / set the
minutes
5/6 2/3
9 1) System/domestic hot
water backup heater
HEAT /
HEAT+
DOMESTIC
HOT WATER
both in heat
mode and
domestic hot
water mode
1 1 / / 0 3
10 1) Hot water tank HEAT /
HEAT+
DOMESTIC
HOT WATER
both in heat
mode and
domestic hot
water mode
0/1 0/1/2 / / 3/6 0
11
1) System/domestic hot
water backup heater
2) After r12 minutes, hot
water tank
HEAT /
HEAT+
DOMESTIC
HOT WATER
both in heat
mode and
domestic hot
water mode
1 1 set the
minutes
set the
minutes
3 3
12 1) Hot water tank
2) After r12 minutes,
system/domestic hot
water backup heater
HEAT /
HEAT+
DOMESTIC
HOT WATER
both in heat
mode and
domestic hot
water mode
1 1 set the
minutes
set the
minutes
6 3
Table 2
JOINT OPERATION, RANGE 1
No.
OPERATION ORDER
(A set-point not met)
STATUS OPERATION r10 r15 r12 r16 r23 r24
1 1) Heat pump
2) After r12 minutes,
system backup heater
HEAT /
HEAT+
DOMESTIC
HOT WATER
heat 1 0/1/2 set the
minutes
/ 0/2/5 1/3