SINGLE LIVING UNIT SUBSTATIONS

Models "Mono" e "Mono Combi"

From 15 to 35 kW

18 to 40 kW heating and 10 to 50 kW DHW production.
Versions: base, plus, in-wall and design.
With heat meter, control and security devices.
PN 25 on primary circuit.
For hot and superheated water networks.
Automatic water load.
Operator panel with chronothermostat function.
Large capacity expansion tank.
CE / PED Certification.
Ready for remote metering and remote control.
Flow rate , power and return temperature limitation setting.
Fixed-point temperature management or external temperature compensation.

Our models

Hot Water , Heating

Pos.

Model

Power
(kW)

DN 1°
(in/out)

DN 2°
(in/out)

PN 1°
(bar)

PN 2°
(bar)

Tmax 1°
(°C)

Tmax 2°
(°C)

Dimensions
(mm)

Weight
(kg)

10

MONO 18 C

18.00

¾”

¾”

25.00

10.00

110

95

500x800x150

30

11

MONO 25 C

25.00

¾”

¾”

25.00

10.00

110

95

500x800x150

30

12

MONO 30 C

30.00

¾”

¾”

25.00

10.00

110

95

500x800x150

30

Pos.

Model

Power
(kW)

DN 1°
(in/out)

DN 2°
(in/out)

PN 1°
(bar)

PN 2°
(bar)

Tmax 1°
(°C)

Tmax 2°
(°C)

Dimensions
(mm)

Weight
(kg)

13

MONO COMBI 18 C

18.00

¾”

¾”

25.00

10.00

110

95

500x800x150

40

14

MONO COMBI 25 C

25.00

¾”

¾”

25.00

10.00

110

95

500x800x150

40

15

MONO COMBI 30 C

30.00

¾”

¾”

25.00

10.00

110

95

500x800x150

40

Pos.

Model

Power
(kW)

DN 1°
(in/out)

DN 2°
(in/out)

PN 1°
(bar)

PN 2°
(bar)

Tmax 1°
(°C)

Tmax 2°
(°C)

Dimensions
(mm)

Weight
(kg)

16

MONO 18 S

18.00

¾”

¾”

25.00

10.00

130

95

500x800x150

30

17

MONO 28 S

28.00

¾”

¾”

25.00

10.00

130

95

500x800x150

30

18

MONO 40 S

40.00

¾”

¾”

25.00

10.00

130

95

500x800x150

30

Pos.

Model

Power
(kW)

DN 1°
(in/out)

DN 2°
(in/out)

PN 1°
(bar)

PN 2°
(bar)

Tmax 1°
(°C)

Tmax 2°
(°C)

Dimensions
(mm)

Weight
(kg)

19

MONO COMBI 18 S

18.00

¾”

¾”

25.00

10.00

130

95

500x800x150

40

20

MONO COMBI 28 S

28.00

¾”

¾”

25.00

10.00

130

95

500x800x150

40

21

MONO COMBI 40 S

40.00

¾”

¾”

25.00

10.00

130

95

500x800x150

40

Strength

range and performances

  • 12 models for district heating and DHW for hot and superheated water networks.
  • 4 versions: base, in-wall, plus and design.
  • Heating 18-40 kW.
  • DHW 13-22 l/min.

construction

  • Extremely compact dimensions: width 500mm, height 600, depth 160 mm
  • powder coating steel frame.
  • Very sturdy structure, no plastic components.
  • Mechanical design temperature: 135°C
  • Mechanical design pressure on primary circuit: PN25
  • Mechanical design pressure on secondary circuit and DHW: PN10
  • Nominal temperature on primary circuit: 90/65°C 
  • Nominal temperature on secondary circuit: 80/60°C
  • Nominal thermal conditions on DHW instantaneous circuit : 10/45°C
  • High performance pump: 4 w.c.m. 1,8 m³/h.
  • CE/PED approved through ISPESL with safety redundancy in addition to those required by legislation.
  • Non return valve on primary circuit.
  • Safety pressurestat.
  • block thermostat with manual reset.
  • Regulation thermostat with automatic reset.
  • Large expansion tank (12 l).
  • Stainless steel net filter on primary circuit, secondary and DHW.
  • Ultrasonic heat meter complies with the legislation EN 1434/MID.
  • DHW produced by primary circuit heat exchanger for safety reason.
  • Automatic remote controlled load valve with meter and secondary circuit pressure display gauge.
  • Amarc DHS components supplier: ALFA LAVAL (heat exchangers) | SIEMENS (heat meters, regulation valves, actuators) | KAMSTRUP (heat meters) | KSB (valves and check valves) | NAVAL OY (ball valves) | IVR (shut-off valves) | CALEFFI (security valve) | SAMSON (self-operated valves) | SALMSON (pumps) | HONEYWELL (actuators, 2-3 port valve)

management

  • Heating water temperature setting (55÷85°) and DHW (30÷50°C) through PID regulator.
  • Remote control thermostat, 30m remotable with integrated temperature probe.
  • Ready for remote metering and remote control via Meter-bus protocol or other unified protocol. 
  • Specific software for remote metering and remote control, easy to manage. Integration with existing SCADA (Supervisory Control And Data Acquisition) systems or higher.
  • 6 implemented limits: limits of flow temperature on secondary circuit, limit of return temperature on primary circuit, heating and DHW flow rate limit, heating and DHW power limit.

 special functions and services

  • germ-free (anti-legionella DHW system).
  • Anti-limestone system.

Working condition

HOT WATER SUPERHEATED WATER
THERMAL DESIGN
PRIMARY CIRCUIT
90/65°C 115/65°C
THERMAL DESIGN
SECONDARY CIRCUIT
60/75°C 60/75°C
PRESSURE DROP (Δp) @ NOMINAL CONDITIONS - CIRCUITS 1 & 2 < 10 m.c.a. (1°)
< 3 m.c.a. (2°)
< 10 m.c.a. (1°)
< 3 m.c.a. (2°)
MECHANICAL DESIGN
CIRCUITS 1 & 2
PN25 (1°)
PN16/PN10 (2°)
THERMAL OVERSIZING 20%
CERTIFICATION DESIGN CE/PED - ISPESL
ΔP EMERGENCY CLOSEDOWN
REGULATION VALVE
25 barg
OPTIMIZATIONS FLOW RATE LIMITATION, REMOTE SIMULTANEOUS TEMPERATURE AND POWER SETTING