Burnham Series 5B Boiler Hoja De Especificaciones

   *  2.11    Steam trim shall include a 3½” round steam pressure gauge with a siphon device.  A water level gauge 
 

         glass shall be furnished with a needle drain valve in the lower connection.  In addition, an ASME  

 

         approved safety valve shall be furnished with side outlet porting set to relieve pressure at 15 psi.  The    

 

         safety valve shall be sized to exceed the gross output of the boiler. 

 
(NOTE TO SPECIFIER:  Tankless heaters for domestic water supply are available for the Series 5 water boilers 
only.  Because of the wide variety of ratings (4½ to 12 GPM) dependent on boiler size, please refer to current 
Series 5 literature or trade price book for exact quantity, heater number ratings and control arrangements available. 
If a tankless heater is desired, we suggest the following paragraph be added.) 

 

2.12    The boiler shall include _________ (insert (1) 6 thru 9 section or, (2) if desired, 10 thru 26 section)      

 

         tankless heater(s) number AT-2, AT-3 or AT-4 with ________ GPM (continuous draw) 40°- 140°F rise  

 

       with 200°F boiler water temperature.  

3.1      High limit control (a) or (b) below: 

 

         (a)   shall be automatic reset type suitable for 115 volt 60 Hz. 

 

         (b)   shall be manual reset type suitable for 115 volt 60 Hz. 

 

3.2      A separate operating control shall be furnished in addition to high limit control and shall be suitable for 

 

     115 volt 60 Hz. 

 

3.3      A low water cut-off shall be furnished and sized on the basis of boiler capacity and pressures involved. 

 

         The low water cut-off shall be McDonnell & Miller No. (a) or (b) options below: 

 

         Options (a) for Water Boilers 

                    No. 750P-MT, manual reset  

 

           No. 64, automatic reset 

 

           No. 63M, manual reset 

  

         Options (b) for Steam Boilers 

                    No. 67BC-2, automatic reset 

 

           No. 64, automatic reset 

 

           No. 63M, manual reset 

 

           No. 47-2 feeder and cut-off combination, automatic reset, No. 47-2M (manual reset) 

       

 

                  No. 51-2 feeder and cut-off combination, automatic reset, No. 51-2M (manual reset) 

 

                    No. 150 pump control and cut-off, automatic reset, No. 150-M (manual reset) 

   * 4.1      (insert for 6 thru 14 section boilers)  The boiler gas train shall be AGA certified and shall consist of    
 

         (select option a, b, c, d, e, f, or g) 

 * 4.1      (insert for 15 thru 26 section boilers)  The boiler shall be furnished with two gas trains.  Each gas      

            train shall be AGA certified and shall consist of (select option a, b, c, d, e, f, or g)           

       a 24 volt redundant combination gas valve with 100% shut-off and 1/8” NPT pressure tapping. 

       a manual shut-off valve, pilot gas filter, pilot shut-off cock, gas pressure regulator, and two diaphragm 
              gas valves. 

    a manual shut-off valve, pilot gas filter, pilot shut-off cock, gas pressure regulator, solenoid gas valve, 

       and motorized gas valve with low-high-off operation. 

Option (d) 

            a manual shut-off valve, pilot gas filter, pilot shut-off cock, gas pressure regulator, solenoid gas valve, 

       and motorized gas valve with low-high-low operation. 

       a manual shut-off valve, pilot gas filter, pilot shut-off cock, solenoid gas valve, and a two stage