Boiler SunSystem Son 1500 with two heat exchangers

SunSystem SON 1500 — a floor-standing water heater for direct/indirect heating with two heat exchangers. Suitable for heating systems with solar collectors. An optional electric heating element can be installed.

Highly effective thermal insulation and aesthetic PVC coating, color RAL 9006.
Multi-position temperature sensor installation.
All threads are internal.
Ease of installation.
The heat exchanger allows the use of external heat sources (solar collector or boiler).
Additional kit for electric heating with nominal power of 3 kW, 4.5 kW, 6 and 7.5 kW.
Possibility to install 1, 2, 3 or 4 heaters.
To install, you need to purchase SK SET.

Specification	SON 1500
Capacity	1500 L
Height / Mounting height	2310 / 2370 mm
Diameter	Ø1050 mm
Insulation	100 mm soft PU, removable
Operating pressure / Max. temperature	8 bar / 95°C
Tank test pressure	13 bar
Electric heating element (optional)	3 × (3–7.5) kW
Weight	423 kg
Cold water inlet	2 × Rp1½″ / 320 mm
Hot water outlet	2 × Rp1½″ / 1975 mm
Recirculation	Rp1″ / 1487 mm
Operating pressure / Max. coil temperature S1/S2	16 bar / 110°C
Coil test pressure S1/S2	25 bar
Coil capacity S1/S2	18.50 / 11.72 L
Heat exchange surface S1/S2	3 / 2.5 m²
Prolonged power according to DIN 4708, 80/60/45°C, S1	131 kW (3.22 m³/h)
Prolonged power according to DIN 4708, 80/60/45°C, S2	74 kW (1.82 m³/h)
NL – power coefficient at 60°C, S1/S2	64 / 34
Pressure drop Δp, S1/S2	310 / 260 mbar
Inspection opening / Flange O	280 / 460 mm / Ø200 mm
Drain sleeve Y	30 mm / Rp1″
Thermometer T	1975 mm / Rp½″
Anode protector P	2 × 2090 mm / Rp1¼″
Sleeve for electric element on water tank body U	2 × Rp1½″ / 1220 mm
Sleeve for electric element on inspection opening flange Uo	Rp1½″ / 460 mm
Additional sensor sleeve Z	520 / 1220 mm / Rp½″
Heat exchanger	2

Boiler SunSystem Son 1500 with two heat exchangers

Specifications