Product Description
Armstrong 1400-L High Pressure Hydronic Expansion Tank – 250 PSI – 370 gal (1400 L)
The Armstrong 1400-L (250 PSI) is a large high-pressure ASME removable-bladder pre-charged expansion tank for heating and cooling systems, fitted with lifting rings and a floor mounting skirt. The heavy-duty butyl bladder is compatible with water/glycol mixtures and prevents corrosion and waterlogging. Tank volume is 370 gal (1400 L), rated for a maximum working pressure of 250 psi (1724 kPa).
| Model | 1400-L – 250 PSI |
| SKU | 1400-L-250 |
| Tank volume | 370 gal (1400 L) |
| System connection | 1.50" (38 mm) NPT |
| Drain plug (F) | 0.75" (19 mm) NPT |
| Maximum working pressure | 250 psi (1724 kPa) |
| Working temperature | -20°F to 240°F (-28.9°C to 115.5°C) |
| Factory pre-charge | 40 psi (276 kPa), field adjustable |
| Shipping weight | 1330 lb (603.3 kg) |
Design & Submittals
Materials of construction
- Shell: Carbon steel
- Bladder: Heavy duty butyl, removable
- System connection: Carbon steel
Dimensions – inches (mm)
| A | B | D |
|---|---|---|
| 36.00 (914) |
100.00 (2540) |
30.00 (762) |
A = diameter. B = height. D = base diameter. Dimensions are for reference only; certified dimensions available on request.
Notes
- Designed and constructed per ASME Section VIII, Division 1.
- Tanks installed horizontally must have the system connection below the horizontal centerline.
- Drain plug (F) is on the air side of the tank – do not remove.
- California code sight-glass and mounting clips available on request.
Documents
Warranty
Covered by the Armstrong Fluid Technology manufacturer's warranty.
- Armstrong Terms of Sale & Warranty – Canada (PDF)
- Conditions de vente et garantie Armstrong – Canada, français (PDF)
Installation, Maintenance, Parts Kits & Manuals
- L Bladder Expansion Tank – Installation & Operating Instructions (PDF)
- Bladder Tanks – Replacement Instructions (PDF)
- Bladder Expansion Tanks – Parts List (PDF)
Replacement parts and expansion tank sizing help – call (416) 236-2338 or email sales@bramhambros.com.
