DELTA TWINCOIL – DTC

DELTA TWINCOIL series is the most efficient solar thermal cylinder available, incorporating our unique award-winning Vacuum Insulation Panels enabling the DTC cylinders to be ErP Bated from 200 – 300 L. DELTA series can save enough energy to pay for the entire cylinder over its lifetime.

DELTA TWINCOIL— DTC is ideal for domestic hot water production from solar collectors up to 12 m² in combination with boilers.

DELTA TWINCOIL is the most efficient solar cylinder available and can provide up to 60% of annual DHW requirements from solar collector. A complete set of inlet control valves comes standard.

The DTC units can be controlled either via its own digital thermostat or using thermistor probe(s). DELTA TWINCOIL is compatible with both S & Y plan systems.

WHY DELTA Twincoil?
Reduces heat loss by 400 kWh / year with NANOPUR and VIP*
Ultra-grade INCOTEC immersion heater as booster (or back-up)
25 year warranty on the stainless steel tank
Smooth scale resistant coil
Delta has holiday and anti-legionalla functionality.

*Vaccuum Insulation Panels

Advantages

DELTA DESIGN – Elegant and functional
NANOPUR – Class leading insulation
VACUUM – Ultimate performance
ULTRAWELD – Superior corrosion resistance
INCOTEC – High durability in hard water
SMOOTH COIL – Does not encourage limescale build-up
ECO-HOTWATER – DHW from alternative energy

Components

Immersion th.stat – Adjustable 20-70°C – Preset 70°C
Cylinder th. stat – Electronic dual cylinder thermostat
T&P relief valve – 10 bar – 90-95°C
G3 kit – Strainer/PRV/exp. relief/drain cock/tundish
Motorized valve – Honeywell V4043H1056C
Expansion vessel – 12-24 L supplied
Appliance feet – Adjustable – Factory fitted

Downloads

OSO Hotwater UK product brochure

Manual Delta Twin Coil DTC 200-300 litres

< More boilers >
Specifications Unit DTC 200 - 3 kW / 1 × 240 V + HX 0,8 + 0,8 m²DTC 250 - 3 kW / 1 × 240 V + HX 0,8 + 0,8 m²DTC 300 - 3 kW / 1 × 240 V + HX 0,8 + 0,8 m²
Identification
Product no. OSO 10 211 60010 211 70010 211 800
Product series. DELTA TWINCOILDELTA TWINCOILDELTA TWINCOIL
Product name DTC 200 - 3 kW / 1 × 240 V + HX 0,8 + 0,8 m²DTC 250 - 3 kW / 1 × 240 V + HX 0,8 + 0,8 m²DTC 300 - 3 kW / 1 × 240 V + HX 0,8 + 0,8 m²
Usage Hot WaterHot WaterHot Water
Placement FloorFloorFloor
Dimensions
Diameter — ⌀ mm 595595595
Height - H mm 1 2701 5401 750
Weight kg 475258
Packaging mm 610x610x1 318610x610x1 568610x610x1 778
Freight Volume dm3 490583661
Technical / ErP information
Capacity Persons 3,04,05,0
Capacity 40C L N / AN / AN / A
Volume L 190242284
Thermostat set point C 606060
Heat loss - EN 12897 Watt 495458
Heat loss / 24 hrs - EN 12897 kWh/day 1,181,301,39
AEC (energy consumption) kW/year N / AN / AN / A
Energy efficiency % N / AN / AN / A
Tapping profile 3XS–XXL N / AN / AN / A
Energy rating A+–F BBB
Primary Heating Power kW N / AN / AN / A
Heat-up time ΔT 55°C Coil Mins N / AN / AN / A
Heat-up time ΔT 55°C upper element Mins N/AN/AN/A
Heat-up time ΔT 55°C lower element Mins N/AN/AN/A
Recovery time ΔT 55°C coil 70% Mins N/AN/AN/A
Recovery time ΔT 55°C upper element 70% Mins N/AN/AN/A
Recovery time ΔT 55°C lower element 70% Mins N/AN/AN / A