Bradford White RTG 199 MEN, Инструкция по установке и эксплуатации

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Appliance details
RTG 199 ME – 6 720 811 615 (2015/04) 7
3 Appliance details
3.1 Features
Parts
• Key Pad interface control.
• High power pre-mix compact burner with low NOx emissions.
• Modulating Gas Valve with constant gas:air ratio control.
• Modulating water valve for improved comfort and temperature
control.
High quality materials for long working life
• Copper heat exchanger.
• High efficiency Ceramat Burner.
• Compact space saver: mounts on a wall with a supplied bracket.
Features
• Easily removable one-piece cover.
• On/Off and Temperature control switches.
• Reset button.
• Program button (Selectable temperature default).
• Failure codes for easy diagnostics and repair.
• Real-time diagnostics for troubleshooting/informational purposes.
• Built in freeze prevention.
Note: The freeze prevention kit is designed to provide protection for the
water heater down to approximately 5°F for short term conditions only.
It will not protect the appliance in areas where the temperature is
routinely expected to be below freezing.
- The freeze prevention kit will not protect plumbing outside the
appliance from freezing. Precautions should be taken.
3.2 Specifications (Technical data)
Approved in US/Canada
Bradford White is constantly improving its products,
therefore specifications are subject to change without
prior notice.
Technical characteristics Units RTG 199 ME
Capacity
Maximum flow rate at a 45 °F
(25 °C) rise GPM (l/min) 7.3 (27.7)
Maximum flow rate at a 55 °F
(30.6 °C) rise GPM (l/min) 6.0 (22.7)
Maximum flow rate at a 75 °F
(41.7 °C) rise GPM (l/min) 4.4 (16.6)
Maximum flow rate at a 90 °F
(50 °C) rise GPM (l/min) 3.7 (13.9)
Maximum output BTU/hr (kW) 160,500 (47)
Maximum input BTU/hr (kW) 199,000 (58.3)
Thermal efficiency (Efficiency
in %) % > 83%
Minimum Input BTU/hr (kW) 19,900 (5.8)
Temperature Control
Selection range °F ( °C) 100 - 140 (38 - 60)
Default temperature °F ( °C) 122 (50)
Stability °F ( °C)

2 (

1)
Gas Requirement
Gas connection inches ¾ "
Peak load inlet gas pressure
1)
Propane water column 8” - 13”
Natural Gas water column 3.5” - 10.5”
Water
Hot water connection inches ¾ "
Cold water connection inches ¾ "
Minimum water flow
2)
GPM (l/min) 0.5 (1.9)
Minimum recommended
water pressure PSI (bar) 30 (2.07)
Minimum well pressure PSI 40
Water valve material Polymer (PPS)
(Polypropylene
Sulfide)
Connections: Bottom of heater
Combustion
CO level ppm

250 (measured)
CO
2
level (set from factory) % see table 36
Dimensions
Depth inches (mm) 11 ¼ (286)
Width inches (mm) 17
7
/
8
(452)
Height inches (mm) 30½ (775)
Weight pounds (kg) 67 (30.5)
Gas types
Natural Gas
Table 3