Description
Ambient series, fully packaged electric boiler with flow switch for radiant floor heating, hydronic heating (baseboard, radiators, etc.), solar and other applications.
Cross-References:
- Argo: AT204510C
- Electro Industries: EB-MS-20
- Stiebel Eltron: HSEB019
- Thermolec: B-20U FFB-H
Features:
- Made in the USA
- Flow switch included
- 100% efficient – no chimeny/vent pipe needed, zero emissions
- Ultra-compact, lightweight, wall-hung design
- Ideal for radiant heating, baseboard and solar applications
- Automatic cycling of heating elements (replaceable) for extended life
- Steel heat exchanger with 20-year warranty
- Dual set points for heating and DHW
- Built-in dry fire and freeze protection, audible alarm
- Connections for flow switch (optional, included), LWCO (optional), 3-wire (or 2-wire) thermostat and circulator pump (w/ exercise option)
- LED display w/ button interface for easy programming & diagnostics
Technical Specifications:
- Boiler Net BTU Rating: 68,200 BTU
- Boiler Size (Watts): 20,000W
- Voltage: 240V, 3-wire, 50/60 Hz, single-phase
- Amps: 83.3A (Heating Elements), 6A (Pump/Accessory Load), 89.3A (Total)
- Minimum Circuit Ampacity: 111.7A
- Suggested Breaker Size: 125A
- Recommended Copper Wire: 1/0 AWG (140F/60C), 2 AWG (167F/75C), 2 AWG (194F/90C)
- Number of Heating Elements: 4
- Heating Element Size: 5,000 Watts
- Plumbing Connections: 3/4″ NPT Supply & Return, Pressure Relief Valve, Air Vent and Flow Switch Tee; 1/4″ NPT Temperature & Pressure Gauge
- Water Temperature Heating Range: 90°F – 180°F (adjustable – for radiant, baseboards, etc.)
- Max Pressure: 30 psi (relief valve setting)
- Max Temperature Rise @ 3 GPM (min flow rate): 45°F
- Internal Water Volume: 2.2 Gallons
- Dimensions: 23″ High x 18″ Wide x 9″ Deep
- Weight: 54 lbs
Warranty:
20-year heat exchanger warranty, 2-year parts warranty.
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