|
B.J.
Muirhead Co. offers Patterson Kelley boilers because they are
among the finest in the industry. The P-K Thermific gas
fired hot water boiler produces the highest thermal efficiency
level that a non-condensing gas-fired boiler can achieve.
Now available with Two Stage firing to better
match building load profiles.
| The
P-K Thermific Boiler |
Boiler
H.P. |
BTUH
Input
@ 75% |
Annual
Gas
Savings* |
Model
No. |
BTUH
Output |
BTUH
Input |
N-700
N-900
N-1200
N-1500
N-1700
N-1900 |
595,000
765,000
1,020,000
1,275,000
1,445,000
1,615,000 |
700,000
900,000
1,200,000
1,500,000
1,700,000
1,900,000 |
17.7
22.8
30.1
38.0
43.2
48.2 |
793,333
1,020,000
1,360,000
1,700,000
1,926,667
2,153,333 |
$ 1,015
$ 1,306
$ 1,741
$ 2,176
$ 2,466
$ 2,756 |
* Savings are based on the P-K Thermific boilers 85%
thermal
efficiency and the average 75% thermal efficiency obtained by
most boilers operating 1,600 hrs./yr with gas costing .68/therm.
Standard
Features
-
Water flow switch
-
ASME pressure relief valve
-
Two diaphragm main gas valves on Models N-700 (N,D)-900
and (N,D)-1500-2
-
Two motorized main gas valves on Models (N,D)-1500-2,
N-1700-2 and (N,D)-1900-2
-
Main gas pressure regulator (14" W.C. max, inlet)
-
Low gas pressure switch (manual reset)
-
Main gas cock
-
Solenoid pilot gas valve
-
Pilot gas pressure regulator
-
Pilot gas cock
-
Interrupted spark-ignited pilot
-
Flame safe-guard programmer with built in diagnostics
|
-
Hi-limit
temperature control with manual reset
-
Operating temperature control
-
Programmable 2-stage operating temperature control
on Lo Hi Lo units
-
Differential air proving switch
-
Radial-fired power burner
-
Integral, finned, copper water tubes
-
Adjustable inlet air air shutter
-
Blower assembly with "C" frame motor
-
Diagnostic annunciator
-
16-gauge (min.) steel out cabinet
-
16-gauge aluminum inner cabinet
-
Baked epoxy finish
-
Adjustable levelers
|
|
