FSNP/ FSNS Series SET FREE Σ Heat Pump VRF

Modular Top Flow Heat Pump VRF

FSNP/ FSNS Series SET FREE Σ Heat Pump VRF_header

FSNP/ FSNS Series SET FREE Σ Heat Pump VRF

Modular Top Flow Heat Pump VRF

Heat Pump Commercial VRF FSNS - Space saving | FSNP - High efficiency
FSNP/ FSNS Series SET FREE Σ Heat Pump VRF_0

Limitless design-space saving

Meet any local requirements
and constraints with a larger
range and smaller footprint
boasting a single 24HP(67kW) module
FSNP/ FSNS Series SET FREE Σ Heat Pump VRF_1

Wide range of fan coil units

For indoor areas, where we are free to shape our environment, our extensive line-up of indoor units gives you the flexibility to design perfect air in any space, with concealed and compact units allowing for uninterrupted aesthetics.

Sigma VRF has a wide range and capacity of fan coil units including:
- 4 way cassettes
- low profile ducted
- Mid ESP ducted
- High ESP ducted
- Wallmounted
- Under ceiling
- Full fresh air
- O/A heat exchangers

FSNP/ FSNS Series SET FREE Σ Heat Pump VRF_2

Local control

· Half degree temperature setting unit
· Fan speed control
· Louvre control
· Mode control
· 24/7 time clock
· Room temperature display
· Power visualisation
FSNP/ FSNS Series SET FREE Σ Heat Pump VRF_3

Central EX Controller - for Large Scale buildings

A highly intuitive and functional 12.1" wide colour touch screen that provides you with total control and energy management for up to 2,560 indoor units.

Acquire data using SD memory and USB flash devices - upload your own floor layout images. Easily arrange indoor units by dragging them on the touch panel - web browser interface. Three long-term category settings: annual, summer & winter.

FSNP/ FSNS Series SET FREE Σ Heat Pump VRF_4

EZ Controller - For medium scale buildings

· 8.5" Wide Colour LCD (Full dot) touch panel display Controls
· Groups 64
· Indoor Unit 160
· Outdoor Unit 64
FSNP/ FSNS Series SET FREE Σ Heat Pump VRF_5

MINI Controller for small scale buildings

· 5.0" Wide Colour LCD (Full dot) touch panel
· Group 32
· Block 4 patterns (2/4/8/16)
· Indoor Unit 160
· Outdoor Unit 64
FSNP/ FSNS Series SET FREE Σ Heat Pump VRF_6

Shape your environment

Well designed cooling and heating should allow the best use of indoor and outdoor spaces.

SET FREE Σ outdoor units feature an ultra-compact footprint, so they can be placed discreetly out of sight or configured to optimise space usage.

VRF System Management made easy with airCloud Pro

Enjoy the freedom of remote access to manage your VRF system(s) from a single interface, accessible via a smartphone app or web-based portal on a computer.

Hitachi airCloud Pro enables building owners and facilitators to monitor and control their commercial heating and cooling air conditioning system(s) through the Cloud via an IoT gateway device. This multiplatform application offers a centralised control overview of any building’s HVAC system.

Find out more about airCloud Pro here.

Heat Pump

Heat Pump

Single Module 8 ~24 Two Modules 26 ~ 48 Three Modules 50 ~ 72 Four Modules 74 ~ 96
Space Saving Series
Nominal Capacity Cooling kW
Nominal Capacity Heating kW
Maximum Connectable indoor Unit Quantity
Capacity Connection Ratio Between Indoor and Outdoor Units %
Maximum Total Piping Length m
Maximum Piping Length Between Indoor and Outdoor Units m
Maximum Piping Length from first branch to furtherest indoor unit m
Maximum Height Difference Between Indoor and Outdoor Units m
Maximum Level Difference between Indoor Units m
Outdoor temperature Operating Range - Cooling °CDB
Outdoor temperature Operating Range - Heating CWB
High Efficiency Series
Nominal Capacity Cooling kW
Nominal Capacity Heating kW
Maximum Connectable indoor Unit Quantity
Capacity Connection Ratio Between Indoor and Outdoor Units %
Maximum Total Piping Length m
Maximum Piping Length Between Indoor and Outdoor Units m
Maximum Piping Length from first branch to furtherest indoor unit m
Maximum Height Difference Between Indoor and Outdoor Units m
Maximum Height Difference between Indoor Units m
Outdoor temperature Operating Range - Cooling °CDB
Outdoor temperature Operating Range - Heating CWB
22.4 ~ 67.0
25.0 ~ 77.5
13 ~ 40
50 ~ 130%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 48
[-20] ~ 15
Single Module 5 ~18
14.0 ~ 50.0
16.0 ~ 56.0
8 ~ 26
50 ~ 150%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 52
[-20] ~ 15
73.0 ~ 136.0
82.5 ~ 150.0
43 ~ 64
50 ~ 130%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 48
[-20] ~ 15
Two Modules 20 ~ 36
56.0 ~ 100.0
63.0 ~ 112.0
33 ~ 59
50 ~ 150%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 52
[-20] ~ 15
140 ~ 201
155 ~ 225
64
50 ~ 130%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 48
[-20] ~ 15
Three Modules 38 ~ 54
106.0 ~ 150.0
118.0 ~ 165.0
64
50 ~ 150%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-5] ~ 52
[-20] ~ 15
207 ~ 268
232 ~ 305
64
50 ~ 130%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 48
[-20] ~ 15
Four Modules 56 ~ 72
157.0 ~ 201.0
176.0 ~ 225.0
64
50 ~ 130%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-5] ~ 52
[-20] ~ 15

Heat Pump

Heat Pump

Single Module 8 ~24 Two Modules 26 ~ 48 Three Modules 50 ~ 72 Four Modules 74 ~ 96
Space Saving Series
Nominal Capacity Cooling kW
Nominal Capacity Heating kW
Maximum Connectable indoor Unit Quantity
Capacity Connection Ratio Between Indoor and Outdoor Units %
Maximum Total Piping Length m
Maximum Piping Length Between Indoor and Outdoor Units m
Maximum Piping Length from first branch to furtherest indoor unit m
Maximum Height Difference Between Indoor and Outdoor Units m
Maximum Level Difference between Indoor Units m
Outdoor temperature Operating Range - Cooling °CDB
Outdoor temperature Operating Range - Heating CWB
High Efficiency Series
Nominal Capacity Cooling kW
Nominal Capacity Heating kW
Maximum Connectable indoor Unit Quantity
Capacity Connection Ratio Between Indoor and Outdoor Units %
Maximum Total Piping Length m
Maximum Piping Length Between Indoor and Outdoor Units m
Maximum Piping Length from first branch to furtherest indoor unit m
Maximum Height Difference Between Indoor and Outdoor Units m
Maximum Height Difference between Indoor Units m
Outdoor temperature Operating Range - Cooling °CDB
Outdoor temperature Operating Range - Heating CWB
22.4 ~ 67.0
25.0 ~ 77.5
13 ~ 40
50 ~ 130%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 48
[-20] ~ 15
Single Module 5 ~18
14.0 ~ 50.0
16.0 ~ 56.0
8 ~ 26
50 ~ 150%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 52
[-20] ~ 15
73.0 ~ 136.0
82.5 ~ 150.0
43 ~ 64
50 ~ 130%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 48
[-20] ~ 15
Two Modules 20 ~ 36
56.0 ~ 100.0
63.0 ~ 112.0
33 ~ 59
50 ~ 150%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 52
[-20] ~ 15
140 ~ 201
155 ~ 225
64
50 ~ 130%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 48
[-20] ~ 15
Three Modules 38 ~ 54
106.0 ~ 150.0
118.0 ~ 165.0
64
50 ~ 150%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-5] ~ 52
[-20] ~ 15
207 ~ 268
232 ~ 305
64
50 ~ 130%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-10] ~ 48
[-20] ~ 15
Four Modules 56 ~ 72
157.0 ~ 201.0
176.0 ~ 225.0
64
50 ~ 130%
1000
165
90
Outdoor unit higher - 110m, Outdoor unit lower - 40m
30
[-5] ~ 52
[-20] ~ 15