ecoFIT sustain 15, 18 and 30kW
Specification System boiler range
- Exclusively designed with specifiers in mind
- Compact cupboard fit with rear flue option
- High efficiency ErP 'A' rated product with strong SAP ratings
- Compatible with the full range of Vaillant controls and accessories
- High quality lightweight aluminium heat exchanger with excellent power to weight ratio
Overview
System Boiler Range
Features & benefits
- Compact, cupboard fit solution – A smaller boiler footprint (702mm x 390mm x 295mm) means the ecoFIT Sustain offers siting flexibility, including cupboard fit
- Top and rear flue options - For flexible siting options in a wide variety of properties
- High SAP performance - Helps reduce new build cost. Highly efficient and economical to run up to an 89.3% efficiency rating (SAP 2009)
- High-quality lightweight aluminium heat exchanger - Lightweight, compact design offers long life with an excellent power-to-weight ratio makes installs/maintenance easier
- Patented 4 sided cooling - Reduces stress on all components to minimise the cost of maintenance over the life of the product
- Familiar Vaillant diagnostics - Offers quick and easy maintenance for your maintenance team
- Patented condensate trap - Easy install with a safety back-up
- Fully modulating low NOx burner and fan - For improved energy efficiency
- Recognised Grundfos high-efficiency pump - Modulating high-torque pump uses low energy to deliver a balanced output to meet the boiler demand helping to reduce energy consumption
- Built-in two-stage frost protection - To ensure optimal performance all year round
- Modulation range up to a 1:5 - Ensuring low energy consumption and maximum efficiency
- Clear bright LCD display - Easy to read boiler wherever it is sited
- Up to 10m flue lengths (25m for 80/125 system) - Allows maximum flexibility for location of the boiler
- Controls compatibility - The wide range of Vaillant room thermostats, wired & wireless controls including the vSMART™ app-based controls with weather compensation to lower running costs for tenants
- ErP 'A' Rated product - Suitable for both refurbishment and new build with lower running cost to reduce heating bills
Specifications
Specifications
| Technical data | Unit | ecoFIT sustain 615 | ecoFIT sustain 618 | ecoFIT sustain 630 |
|---|---|---|---|---|
| General | ||||
| Boiler type | System | System | System | |
| LPG convertible | No | No | No | |
| Article number | 0010025271 | 0010025272 | 0010025273 | |
| PCDB number | 18403 | 18404 | 18405 | |
| Dimensions | ||||
| Boiler dimensions (HxWxD) | mm | 702 x 390 x 295 | 702 x 390 x 295 | 702 x 390 x 295 |
| Side clearance | mm | 5 | 5 | 5 |
| Top clearance | mm | 205 | 205 | 205 |
| Top clearance if using rear flue | mm | 20 | 20 | 20 |
| Bottom clearance | mm | 150 | 150 | 150 |
| Front clearance * | mm | 600 | 600 | 600 |
| * Can be reduced to 5mm if fitted behind removable door / panel | ||||
| Heating | ||||
| Nominal heat output range at 50/30˚C (Condensing mode) | kW | 4.7 - 15.9 | 5.2 - 19.1 | 7.5 - 31.8 |
| Nominal heat output range at 80/60˚C (Non condensing mode) | kW | 4.5 - 15.2 | 5 - 18.3 | 7.2 - 30.5 |
| Flow temperature range | ˚C | 10 - 80 | 10 - 80 | 10 - 80 |
| Modulation (max/min) | 1 : X | 1:4 | 1:5 | 1:4.9 |
| Domestic Hot Water | ||||
| Maximum heat output for water generation | kW | 18 | 25.2 | 35 |
| Lowest water pressure to operate boiler | bar | 0.3 | 0.3 | 0.3 |
| Lowest water flow for operation | l/min | - | - | - |
| Domestic hot water flow rate (at DT = Δ35K) | l/min | - | - | - |
| Hot water output temperature range | ˚C | - | - | - |
| Mechanical | ||||
| Gas inlet connection (pipe size) | mm | 15 | 15 | 15 |
| Heating flow and return connections (pipe size) | mm | 22 | 22 | 22 |
| Hot and cold water connections (pipe size) | mm | - | - | - |
| Heat exchanger material | Stainless/ Aluminium | Aluminium | Aluminium | Aluminium |
| Boiler lift weight (Dry boiler) | kg | 31 | 31 | 32 |
| Spacer frame available | Yes/no | No | No | No |
| Performance | ||||
| NOx (En 15502-2-1) | mg/kWh | 33 | 39 | 40 |
| ErP efficiency | % | 94 | 94 | 94 |
| ErP decibel rating (sound power) | dBa | 48 | 49 | 54 |
| PCDB seasonal efficiency (SAP 2009/2012) | % | 89.8 | 89.7 | 89.8 |
| Fluing options | ||||
| Maximum horizontal flue length 60/100 | m | 10 | 10 | 10 |
| Maximum vertical flue length 60/100 | m | 10 | 10 | 10 |
| Maximum horizontal flue length 80/125 | m | 25 | 25 | 25 |
| Maximum vertical flue length 80/125 | m | 25 | 25 | 25 |
| Rear flue options | YES/NO | Yes | Yes | Yes |
| Permissible flue classifications | C13, C33, C43, C53 | C13, C33, C43, C53 | C13, C33, C43, C53 | |