Lochinvar® KNIGHT™ WHN155 Gas Fired Water Boiler, 95 % AFUE, 155000 Btu/hr BTU, 3.5 gal Capacity, 120 VAC, 1 ph Phase
- Manufacturer: Lochinvar
- Brand Name: Lochinvar®
- Part#: LOCWHN155
- MPN: WHN155
- UPC: 671650076587
- Min. Order Qty: 1
- Qty. Interval: 1
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Lochinvar® KNIGHT™ Gas Fired Water Boiler, 120 VAC, 60 Hz Frequency, 1 ph, 95 % AFUE, 155000 Btu/hr BTU, 3.5 gal Capacity, 1/2 in Gas, 1 in Supply/Return Connection, Natural Gas, Propane Gas Fuel, Direct Exhaust Vent, Chimney/Breeching/Vent Size: 3 in, Direct Spark Ignition, Net BTU Rating: 125000 Btu/hr, Wall Mounting, Dimensions: 33-1/4 in H x 18-1/2 in W x 19 in D
| AFUE Rating | : | 95 % |
| BTU Rating | : | 155000 Btu/hr |
| Capacity | : | 3.5 gal |
| Chimney/Breeching/Vent Size | : | 3 in |
| Connection Type | : | 1/2 in Gas, 1 in Supply/Return |
| Dimensions | : | 33-1/4 in H x 18-1/2 in W x 19 in D |
| Frequency Rating | : | 60 Hz |
| Fuel Type | : | Natural Gas, Propane Gas |
| Ignition Type | : | Direct Spark |
| Mounting Type | : | Wall |
| Net BTU Rating | : | 125000 Btu/hr |
| Phase | : | 1 ph |
| Vent Type | : | Direct Exhaust |
| Voltage Rating | : | 120 VAC |
- Smart system digital operating control, multi-colored graphic LCD display with navigation dial and soft key
- 3-boiler set point temperature inputs plus domestic hot water prioritization
- Built-in cascading sequencer for upto 8-boilers - multiple size boiler cascade, lead lag, efficiency optimization and front end loading capability with copper fin II
- Outdoor reset control with outdoor air sensor, programmable for 3-reset temperature inputs
- Programmable system efficiency optimizers - night setback, anti-cycling, outdoor air reset curve, ramp delay, boost temperature and time
- Pump control - system pump with parameter for continuous operation, domestic hot water pump
- Domestic hot water prioritization - DHW tank piped with priority in the boiler loop, DHW tank piped as a zone in the system with the pumps controlled by the smart system, DHW modulation limiting
- Building management system integration - 0 - 10 VDC input to control modulation or set point, 0 - 10 VDC modulation rate output, 0 - 10 VDC input to enable/disable call for heat
- Access to BMS settings through graphic LCD display
- High-voltage terminal strip are 3-sets of pump contact
- Low voltage terminal strip - 24 VAC device relay, proving switch contacts, flow switch contacts, alarm on any failure contacts, run-time contacts, DHW thermostat contacts, three-space heat thermostat contacts, system sensor contacts, DHW tank sensor contacts, outdoor air sensor contacts, cascade contacts
- 0 - 10 VDC BMS external control contact, 0 - 10 VDC boiler rate output contacts, 0 - 10 VDC variable speed system pump signal input, 0 - 10 VDC signal to control variable speed boiler pump, Modbus contacts
- Time clock
- Data logging - hrs running, space heating, hrs running, domestic hot water, ignition attempts, last 10-lockouts
- Maintenance reminder - custom maintenance reminder with contractor contact information and installer ability to de-activate service reminder
- Low water flow safety control and indication, password security and customizable freeze protection parameters
- Modulating burner with 5:1 turndown, low-NOx operation, field convertible from natural to LP gas
- ASME stainless steel heat exchanger, 30 lb/sq-in ASME relief valve
- Smart system control, condensate trap, automatic reset high limit, adjustable high limit with manual reset, boiler circulating pump, wall-mount bracket, zero clearances to combustible materials
- 12 years limited warranty
Submittal