Installation / Operation Instruction Manual

11
Appliance details
RTG-K-199/160N/X2 – 6 720 813 642 (2022/06)
3.2 Specifications (Technical data)
Approved in US/Canada
Technical characteristics Units Infiniti Tankless® K-Series
RTG-K-199N/X2
Infiniti Tankless® K-Series
RTG-K-160N/X2
Capacity
Maximum flow rate at a 35 °F (19.4 °C) rise
1)
GPM (l/min) 11.2 (42.4) 9 (34)
Maximum flow rate at a 45 °F (25 °C) rise GPM (l/min) 8.7 (32.9) 7(26.7)
Maximum flow rate at a 55 °F (30.6 °C) rise GPM (l/min) 7.2 (27.5) 5.8 (21.9)
Maximum flow rate at a 75 °F (41.7 °C) rise GPM (l/min) 5.2 (19.7) 4.2 (15.9)
Maximum flow rate at a 90 °F (50 °C) rise GPM (l/min) 4.4 (16.6) 3.5 (13.2)
Maximum output BTU/hr (kW) 197 010 (57.7) 157 608 (46.2)
Maximum input
2)
BTU/hr (kW) 199 000 (58.3) 160 000 (46.64)
Thermal efficiency (Efficiency in %) % > 99% > 99%
Minimum Input
3)
BTU/hr (kW) 9 000 (2.6) 9 000 (2.6)
Temperature Control
4)
Selection range °F ( °C) 100 - 120
5)
(38 - 49) 100 - 120
5)
(38 - 49)
Default temperature °F ( °C) 120 (49) 120 (49)
Temperature stability
6)
°F ( °C) ± 2 (± 1) ± 2 (± 1)
Gas Requirement
Gas connection inches ¾" ¾"
Peak load inlet gas pressure
7)
Propane water column 8" - 13" 8" - 13"
Natural Gas water column 3.5" - 10.5" 3.5" - 10.5"
Water
Bottom hot water connection NPT inches ¾" ¾"
Bottom cold water connection NPT inches ¾" ¾"
Minimum water flow
8)
GPM (l/min) 0.45 (1.7) 0.45 (1.7)
Maximum water pressure PSI (bar) 150 (10.3) 150 (10.3)
Minimum recommended water pressure PSI (bar) 18 (1.2) 18 (1.2)
Minimum well pressure PSI (bar) 30 (2.1) 30 (2.1)
Water valve material Polymer (PPS) (Polypropylene
Sulfide)
Polymer (PPS) (Polypropylene
Sulfide)
Combustion
CO level ppm ≤ 250 (measured) ≤ 250 (measured)
CO
2
level (set from factory) % see table 23 see table 23
Dimensions
Depth inches (mm) 9
27
/
32
(250) 9
27
/
32
(250)
Width inches (mm) 18
19
/
32
(471,5) 18
19
/
32
(471,5)
Height inches (mm) 31½ (800) 31½ (800)
Net weight pounds (kg) 77.5 (31.2) 73.2 (33.2)
Gross weight pounds (kg) 89.95 (40.8) 85.54 (38.8)