ideal 420 – 630kW Vanguard L Commercial Boiler User Guide
- June 17, 2024
- IDEAL
Table of Contents
ideal 420 – 630kW Vanguard L Commercial Boiler
OVERVIEW
Features & Specification
Vanguard L boilers are designed with a large combustion chamber positioned in the lower part of the heat exchanger. The Vanguard L range ensures maximum heat transfer efficiency (up to 92.5% nett) and is capable of an impressive output to size ratio.
- High efficiency (full and part load)
- Minimal emissions
- Reverse flame steel heat exchanger
- Compact size
- Easy to install and service
- Natural gas, oil-fired or dual fuel
- 6 bar pressure as standard
- Available as boiler body only
| BOILER | DIM A | DIM B | DIM C |
|---|---|---|---|
| 420 | 890 | 1542 | 1606 |
| 510 | 890 | 1542 | 1801 |
| 630 | 890 | 1542 | 2113 |
DIMENSIONS & CLEARANCES
The following minimum clearances must be maintained for operation and
servicing:
TECHNICAL SPECIFICATIONS
| MODEL | 420 | 510 | 630 | |
|---|---|---|---|---|
| Maximum Heat Output | kW | 420 | 510 | 630 |
| Minimum Heat Output | kW | 315 | 385 | 480 |
| Boiler Water Content | 1 | 398 | 462 | 565 |
| Hydraulic Resistance at 11K | mbar | 31.1 | 45.8 | 69.5 |
| Hydraulic Resistance at 20k | mbar | 9.4 | 13.8 | 21.0 |
| Combustion Chamber Resistance | mbar | 29 | 43 | 55 |
| Boiler DRY Weight Less Burner Unit | kg | 796 | 919 | 1047 |
| Flue Size | mm | 250 | 250 | 300 |
Maximum Flow Temperature oC
90| 90| 90
Maximum Burner Blast Tube Dia (T6)| mm| 220| 220| 220
GAS FIRING DATA| | | |
Maximum Gas Rate| m3 / h| 42.7| 51.8| 64.0
Maximum Flue Gas Volume| m3 / sec| 0.25| 0.30| 0.37
Maximum Flue Gas Temperature at 9% CO2
OC 195| 195| 195
Seasonal Efficiency| %| 84.19| 84.20| 84.20
OIL FIRING DATA| | | |
Maximum Oil Rate| l/h| 47.1| 57.2| 70.8
Maximum Flue Gas Volume| m3 / sec| 0.25| 0.30| 0.37
Maximum Flue Gas Temperature at 9% CO2
OC 195| 195| 195
Seasonal Efficiency| %| 84.19| 84.20| 84.20
MINIMUM FLOW RATES| | | |
Normal Water Flow Rate Temperature Difference 11OC (20OF)|
l/s
|
9.12
|
11.07
|
13.68
Minimum Water Flow Rate Temperature Difference 35OC (63OF)|
l/s
|
5.02
|
6.09
|
7.52
CONVERSIONS| | | |
1kW = 3412 Btu/h 1m3 / h = 35.315 ft3/h| | | |
1 litre = 0.22 gallons 1m3/sec = 2120 ft3/min| | | |
1 mbar = 0.4 in.w.g. 1l/h = 0.220 gal/h| | | |
1 kg = 2.2 lb 1l/s = 13.198 gal/min| | | |
- 1-year warranty subject to Terms and Conditions.
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