SL 10-85G3
SL 14-115G3
SL 20-160G3
SL 30-199G3
Residential High Efficiency Condensing Boilers
Dual piping options on all residential models
Features
Technical Data
Connections
Documentation
Features
| TOUCH CONTROL |
| Express setup – program your boiler in seconds |
| Remote monitoring & diagnostics |
| Easy USB programmability |
| Intuitive alert system with detailed error messages |
| Visible flame current data for troubleshooting |
| Simplified load pairing |
| Optional true native BACnet |
| EASY TO INSTALL & SERVICE |
| With supply and return connection on both sides of 4 models, your boiler installation can’t get any easier residential models |
| Easy to inspect Heat exchanger featuring a condensate draining system that cleans as it heats |
| PVC/CPVC/PPs approved |
| Longest combined vent lengths – Up to 200 ft in 2” and 480 ft in 3” |
| More common parts. With only 2 fans and a universal controller servicing all models just got a lot easier |
| Fuel conversion kits included with residential models |
| Easy to inspect Heat exchanger featuring a condensate draining system that cleans as it heats |
| MORE BUILT-IN FEATURES |
| Built-in zone pump control – up to 4 zones. Replacing the need for external pump controls |
| MFZ Technology: Patented moisture management system. Protects and ensures long life for all components in the boiler |
| Turndown ratio of up to 10:1 means you have the power to heat your home in the coldest weather, yet reduce short cycling when the weather is mild |
| Reverse flow detection |
| Built-in outdoor reset control of water temperature. |
| Built-in CSA/UL approved low water cut-off and manual reset high limit. |
| Unmatched safety features |
| Connect your IBC Indirect Water Tank directly to the boiler without a primary loop |
| SUPERIOR HIGH EFFICIENCY HEAT EXCHANGER |
| Efficiency up to 96% A.F.U.E. (SL 399G3 TE/CE 96%) |
| One of the most advanced stainless steel fire tube boiler on the market today |
| Increased efficiency: Custom baffling to ensure even heat transfer and long life |
| COMMERCIAL FEATURES |
| Multi-boiler communication. Easy boiler network setup. Up to 9.5 million Btu/h (24 boilers) without additional controls |
| With 24 boilers turndown ratio is 240:1 = min. firing rate range is 40,000 Btu/h all the way up to 9.5 million Btu/h in 1000 Btu/h increments |
| Ti option available on SL 40-399G3 |
| DDC Control 0-10 VDC or 4-20 mA without additional controls |
Technical Data
| Specifications | SL 10-85G3 | SL 14-115G3 | SL 20-160G3 | SL 30-199G3 |
| CSA Input (Natural Gas or Propane *) – MBH | 10.6 – 85 | 14 – 115 | 20 – 160 | 32 – 199 |
| CSA Input (Natural Gas or Propane *) – KW | 3.10 – 24.9 | 4.10 – 33.7 | 5.86 – 46.9 | 9.37 – 58.3 |
| CSA Output – MBH | 10.1 – 79 | 13.3 – 109 | 19.0 – 147 | 30 – 181.3 |
| CSA Output – KW | 2.96 – 23 | 3.90 – 32 | 5.57 – 43.1 | 8.8 – 53.1 |
| A.F.U.E | 96% | 95% | 95% | 95% |
| Min gas pressure (Nat. Gas or Propane) – inch w.c. | 4 | 4 | 4 | 4 |
| Max gas pressure (Nat. Gas or Propane) – inch w.c. | 14 | 14 | 14 | 14 |
| Power (120Vac/60Hz) – Watts @ full fire – Watts ( without pumps) | 54 | 54 | 73 | 82 |
| Weight (empty) – lbs/Kg | 85/39 | 85/39 | 102 / 46.3 | 152 / 69 |
| Pressure vessel water content – USG/Liters | 2.47 / 9.35 | 2.47 / 9.35 | 1.72 / 6.51 | 5.09 / 19.3 |
| Max boiler flow rate – USgpm | 14 | 14 | 19 | 22 |
| Min boiler flow rate – USgpm | 2 | 2 | 4 | 6 |
| Max operating pressure – psig | 30 | 30 | 30 | 30 |
| Min water pressure – psig | 8 | 8 | 8 | 8 |
| Approved installation altitude – ASL | 0 – 12,000 ft | 0 – 12,000 ft | 0 – 12,000 ft | 0 – 12,000 ft |
| Ambient temperature – Low (°F/°C) | 32°F / 0°C | 32°F / 0°C | 32°F / 0°C | 32°F / 0°C |
| Ambient temperature – High (°F/°C) | 122°F / 50°C | 122°F / 50°C | 122°F / 50°C | 122°F / 50°C |
| Max relative humidity (non-condensing) | 90% | 90% | 90% | 90% |
| Min water temperature (°F/°C) | 34°F / 1°C | 34°F / 1°C | 34°F / 1°C | 34°F / 1°C |
| Max water temperature (electronic-limit) (°F/°C) | 190°F / 88°C | 190°F / 88°C | 190°F / 88°C | 190°F / 88°C |
| Max ΔT – supply / return (electronic fence) | 40°F | 40°F | 40°F | 40°F |
| Maximum equivalent vent length, each side 2” | 100′ | 100′ | 35′ | N/A |
| Maximum equivalent vent length, each side 3” | 240′ | 240′ | 170′ | 150′ |
| Exhaust pipe size | SL 10-85 G3 / SL 14-115G3 | SL 20-160G3 | SL 30-199G3 |
| Sched.40; Rigid PPs | (each side) | (each side) | (each side) |
| 2” | 100’ | 35’ | Not allowed |
| 3” | 240’ | 170’ | 150’ |
| 90° long sweep elbow | Allow 5’ equivalent | Allow 5’ equivalent | Allow 5’ equivalent |
| 90° vent elbow | Allow 8’ equivalent | Allow 8’ equivalent | Allow 8’ equivalent |
| 45° elbow | Allow 3’ equivalent | Allow 3’ equivalent | Allow 3’ equivalent |
| PPs 87-90° elbows | Allow 8’ equivalent | Allow 8’ equivalent | Allow 8’ equivalent |
| 2” SS Sidewall Terminal | Allow 20’ equiv. of 2” Sched 40 | Not allowed | Not allowed |
| 3” SS Sidewall Terminal | Allow 20’ equiv. of 3” Sched 40 | Allow 20’ equiv. of 3” Sched 40 | Allow 20’ equiv. of 3” Sched 40 |
| Flexible PPs | |||
3” Flexible | 45’ (max) | 45’ (max) | 30’ (max) |
| Actual lineal x 1.2 = equivalent | Actual lineal x 2 = equivalent | Actual lineal x 3.3 = equivalent |
-Fuel Conversion kit included
-Boilers are shipped with a 30 psi relief valve
Connections
| SL 85 / 115 G3 | SL 160 G3 | SL 199 G3 | |
| Flue Outlet | 3″ Schedule 40 or 3″ PPs (80mm) | ||
| Combustion Air | 3″ Schedule 40 or 3″ PPs (80mm) | ||
| LCD Display | 2¼” x 4″ | 2¼” x 4″ | 2¼” x 4″ |
| Water Outlet | 1″ NPT-M | 1″ NPT-M | 1¼” NPT-M |
| Water Inlet | 1″ NPT-M | 1″ NPT-M | 1¼” NPT-M |
| Knock-Outs (8) | 1/2″ | 1/2″ | 1/2″ |
| Gas Inlet | 1/2″ NPT-F | 1/2″ NPT-F | 1/2″ NPT-F |
| Condensate Outlet | 3/4″ Hose | 3/4″ Hose | 3/4″ Hose |
Documentation
