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ECS Indirect
Description

A range of unvented standard indirect cylinders.

Features and benefits:

  • Duplex stainless steel cylinder with large indirect coil.
  • 60 mm PU foam insulation for low standing heat losses.
  • Over 60% in volume from recycled material.
  • Surface mounted sensor devices for compatibility and ease of maintenance.
  • PU-insulation with GWP: < 1 and ODP: 0.
  • KIWA approved (water and building regulations).

Guarantee:

  • Inner cylinder: 25 years.
  • Immersion heaters: Two years (excluding the effects of lime scale).
  • Other components (excluding expansion vessel membrane) two years.

General information

Material

Inner cylinder: Duplex stainless steel

Outer casing: Black HIPS/ ABS (from recycled materials)

Inlet/ outlet: Stainless steel

Coils: Corrugated stainless steel

Insulation: PU foam

Size

Diameter: 580 mm

Coil return: 190 mm

Thermostat: 430 mm

Immersion: 208 mm

Coil surface area: 0.5 m² for ECSi100–150, and 0.8 m² for ESCi175–300

Uniclass 2015

Pr_60_50_20_23 Double feed indirect hot water storage cylindersPrimary

CAWS

S90/420 Indirect hot water storage cylinders, double feed

S90/43 Indirect hot water storage cylinders, double feed

Specification data - Double feed indirect hot water storage cylinders

Product Reference

ECS Indirect

Type

ECSi100-580

Capacity: 100 L. Primary hot water capacity: 95 L. Height: 810 mm. Coil size: 14 kW.

ECSi125-580

Capacity: 125 L. Primary hot water capacity: 103 L. Height: 960 mm. Coil size: 13 kW.

ECSi150-580

Capacity: 150 L. Primary hot water capacity: 134 L. Height: 1130 mm. Coil size: 12 kW.

ECSi175-580

Capacity: 175 L. Primary hot water capacity: 155 L. Height: 1280 mm. Coil size: 18 kW.

ECSi210-580

Capacity: 210 L. Primary hot water capacity: 185 L. Height: 1504 mm. Coil size: 19 kW.

ECSi250-580

Capacity: 250 L. Primary hot water capacity: 225 L. Height: 1780 mm. Coil size: 18 kW.

ECSi300-580

Capacity: 300 L. Primary hot water capacity: 274 L. Height: 2080 mm. Coil size: 18 kW.

Standard product features

Size:

  • Diameter: 580 mm.
  • Coil return: 190 mm.
  • Thermostat: 430 mm.
  • Immersion: 208 mm.
  • Coil surface area: 0.5 m² for ECSi100–150, and 0.8 m² for ESCi175–300.

Material:

  • Inner cylinder: Duplex stainless steel.
  • Outer casing: Black HIPS/ ABS (from recycled materials).
  • Inlet/ outlet: Stainless steel.
  • Coils: Corrugated stainless steel.
  • Insulation: PU foam.

Operating conditions (maximum):

  • Potable water temperature: 70°C.
  • Heating water temperature: 90°C.
  • Operating pressure: 3 bar.
  • Number of immersion elements: One.

Cold water supply:

  • Minimum dynamic pressure: 1.5 bar.
  • Maximum pressure: 12 bar.
  • Minimum flow rate: 15 L/min.

Connections:

  • Cold water inlet: 22 mm stainless steel.
  • Hot water outlet: 22 mm stainless steel.
  • Coil flow/ return: 22/ 28 mm stainless steel.
  • Tundish: 15/ 22 mm.
  • Sensor: Surface mounted.
  • T&P valve: ½" F BSP.
  • Immersion heater: 1¾" F BSP.

Safety components:

  • Pressure reducing valve and strainer: 3 bar.
  • Expansion relief valve: 6 bar.
  • T&P valve: 7 bar/ 90°C.
  • Factory pressure tests: 12 bar.
  • Expansion: External (12–24 L, model dependant).

Primary re-heat time in accordance with EN 12897/ Heat loss in 24 hours:

  • ECSi100-580: 22 minutes/ 0.9 kW.
  • ECSi125-580: 25 minutes/ 0.95 kW.
  • ECSi150-580: 33 minutes/ 1.10 kW.
  • ECSi175-580: 27 minutes/ 1.12 kW.
  • ECSi210-580: 31 minutes/ 1.41 kW.
  • ECSi250-580: 40 minutes/ 1.51 kW.
  • ECSi300-580: 49 minutes/ 1.96 kW.

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