Water Terminal Units

AZN/AZN-F Suspended water air heaters for air heating and cooling

Type
Hot
Cold
Supply
Water
Thermal
power
from 13,0
to 63,0
Air flow
from 1.550
to 6.200

Product informations

Description

Suspended water air heaters made of the following: thick galvanised painted steel casing, self-supporting galvanised steel structure, cooper tubes with aluminium fins exchange coil, steel water connections both with blow-off valves and both fixed on anti-break clamp bracket and special low sound propeller fan a two or three speed electrical motor.

Technical features

Description

U.M.

AZN 13

AZN 23

AZN 33

AZN 43

Heating capacity output (1)

kW

17,3

23,8

28,5

35,4

kcal/h

14.900

20.450

24.550

31.300

Nominal air flow

Nm3/h

1.550

2.300

2.550

3.400

 

Description

U.M.

AZN 53

AZN 63

AZN 73

Heating capacity output (1)

kW

42,7

52,4

63,0

kcal/h

36.750

45.100

54.150

Nominal air flow

Nm3/h

3.900

4.900

6.200

 

Description

U.M.

AZN-F 13

AZN-F 23

AZN-F 33

AZN-F 43

AZN-F 53

AZN-F 63

Heating capacity output (1)

kW

17,3

23,8

28,5

36,4

42,7

52,4

kcal/h

14.900

20.450

24.550

31.300

36.750

45.100

Cooling capacity output (1)

kW

7,7

11,3

12,8

14,5

18,2

21,8

kcal/h

6.620

9.716

11.006

12.468

15.649

18.745

Nominal air flow

Nm3/h

1.550

2.300

2.550

3.400

3.900

4.900

(1) Data referred to the following conditions:
HEATING CAPACITY: Water temp. 85-70°C - Air temp. 15°C R.H. 50% - Atmospheric pressure 1013 mbar - Max fan speed.
TOTAL COOLING CAPACITY: Water temp. 7-12°C - Air temp. 30°C R.H. 60% - Average fan speed.

NOTE:
On request a version with INOX casing and with cataphoresis treated coil is available, suitable for aggressive environments.

Dimensions

Model

Dimensions mm

Weight / Weight (with package) kg

A

B

C

AZN/AZN-F 13

555

280

390

17/18

AZN/AZN-F 23

605

280

440

19/20

AZN/AZN-F 33

655

280

490

22/23

AZN/AZN-F 43

705

280

540

23/25

AZN/AZN-F 53

755

280

590

27/29

AZN/AZN-F 63

805

280

640

29/31

AZN 73

855

280

690

37/40

Supply description

WATER AIR HEATER consisting of:

  • External casing in pre-painted or powder-coated galvanized steel.
  • Air delivery opening with individually adjustable precut fins, made of pre-painted or powder-coated galvanized steel.
  • Heat exchanger with 3 rows made of copper tubolar elements inserted directly into the aluminium finned block, with water connectors fitted with manual valves.
  • Axial fan with elechtrical motor (protection degree IP 55 for all units except of AZN 33 ÷ 43 with IP 54) single-phase 230V 50Hz 1N for models 13 ÷ 63 and three-phase 400V 50Hz 3N for model 73; complete with safety grid..
  • For AZN-F only:
    Condensate drain pan in stainless steel with discharge connection and hose holder.


KEY NOTE ABOUT THE COOLING MODE
To avoid the condensate drag or leakage, it is compulsory to select only the medium and minimum fan speed.
When the changeover switch of the speed control is set on “SUMMER”, the max. speed is automatically cut out.
The water air heater is designed for wall installation with horizontal air flow only.

PACKAGE: Water air heaters are wrapped in cardboard.

Accessories
Pair of support brackets - Tecnoclima spa

Pair of support brackets for support and anchorage made of galvanised steel.

Vertical fins - Tecnoclima spa

Vertical fins kit made of galvanized steel to set the air flow horizontally.

Suspension kit - Tecnoclima spa

Suspension kit for ceiling mounting consisting of four-way air diffuser with adjustable fins in prepainted galvanized steel and suspension eyebolts.

4 speed control - Tecnoclima spa

4 speed control (STOP - 1st - 2nd - 3rd speed) with Winter/ Summer switch, only for single-phase models.

Remote panel with 3-position speed switch - Tecnoclima spa

Remote panel with 3-position speed switch (STOP - MIN - MAX), complete with contactor and terminal block, only for threephase models.

Related products
  1. Suspended water air heaters with ec motor for air heating

    THERMAL POWER
    from 13 to 63
    AIR FLOW
    from 1.550 to 6.200
  2. Suspended water air heaters for air heating and cooling with cathaphoresis treatment

    THERMAL POWER
    from 13 to 63
    AIR FLOW
    from 1.550 to 6.200