SK4

SK4
Supplier?
Azzuro Solar NZ Ltd
System type
SWH boosted by electric
Loop system
Closed
Collector panel type
Evacuated tube
Package system ID number
AZ042
People in house
4 to 5
Indicative performance?

Performance modelling results for this system indicate that a household of 4 to 5 people could save approximately 75 % of its hot water costs (in Zone 1) compared to a standard electric storage hot water system. That means electricity savings of between 2714 kWh/yr in zone 1 and 2283 kWh/yr in zone 2, for a typical hot water demand load for 4 to 5 people (using around 3631 kWh/yr).
Description?

This system can be installed as a complete package or retrofitted to an existing tank.

The SK4 system is a pumped evacuated tube closed circuit system with a dual element Superheat 300 L cylinder. The upper element is thermostatically controlled. The lower element is not connected. There is active (pumped) frost protection. There are 155 L above the upper element.

Tank: Superheat H300s, 300 L
Collector Panels: Two, Linuo Paradigma CPC12, giving a total aperture area of 4m2
Controller: Solastat Plus 2
Pump: Grundfos, Solar 15-60
Warranty info?

The supplier has specified the following warranty information:

  • Tank: 5 years.
  • Collector panel: 7 years
  • Pumps: 1 year
  • Controllers: 3 years.
  • Installation quality (as per installers warranty): 1 year
Indicative SWH performance band
75% and above