McDonnell Miller Series 51 In Stock

Manufacturer:
McDonnell Miller
Description:

Mechanical Water Feeder For low pressure steam and hot water boilers larger than 5,000 Sq. Ft. capacity with cold water feed. Quick change replaceable cartridge valve and strainer. Proportional feed action. Maximum water supply pressure 150 psi. Maximum pressure 35 psi.

  • For high capacity [up to 35,000 sq. ft. (3250m2)] low pressure steam and hot water boilers with cold water feed
  • Optional features
    • No. 2 switch
    • Manual reset
    • Float block
  • Proportional feed action
  • Maximum water supply pressure 100 psi (7 kg/cm2)
  • Maximum inlet water temperature 120°F (49°C)
  • Maximum vessel pressure 35 psi (2.5 kg/cm2)
Item Name: McDonnell Miller Series 51
Description:

Series 51-S/51-S-2 Mechanical Water Feeders/LWCO

Lead Time: Most items In Stock ready to ship!
Replacement Heads
Model# Part# Description Weight Price Qty  
51-HD 134900 Replacement Head for 51 19.60 $814.00 Add to Cart
51-2-HD 135100 Replacement Head for 51-2 21.25 $946.00 Add to Cart
51-S-2-HD 136200 Replacement Head for 51-S-2 23.25 $1,089.50 Add to Cart
51-S-2M-HD 136250 Replacement Head for 51-S-2M 23.25 $1,089.50 Add to Cart
Ordering Information
Model# Part# Description Weight A B C D E F Price Qty  
51 134700 Mechanical water feeder 38.00 1" 8" 10 3/8" 5 3/4" 1" 3/4" $905.95 Add to Cart
51-S 135600 Mechanical water feeder 38.00 1" 8" 10 3/8" 5 3/4" 1" 3/4" $1,085.50 Add to Cart
51-S-2 135900 51-S w/ No. 2 switch 41.00 1" 8" 10 3/8" 5 3/4" 1" 3/4" $1,220.95 Add to Cart
51-B-2-M 135500 51-B-2 w/ manual reset
$Call
41.00 1" 8" 10 3/8" 5 3/4" 1" 3/4"
51-2 135000 51 w/ No. 2 switch 38.00 1" 8" 10 3/8" 5 3/4" 1" 3/4" $1,041.50 Add to Cart
51-2-M 135200 51-2 w/ manual reset 38.00 1" 8" 10 3/8" 5 3/4" 1" 3/4" $1,041.50 Add to Cart
Replacement Parts
Model# Part# Description Weight Price Qty  
2 110000 #2 Low water cut-off switch 3.00 $139.95 Add to Cart
2-M 110100 #2 w/ Manual Reset 3.00 $139.95 Add to Cart
F-26 304100 Head Gasket (6 Pack) 3.00 $43.50 Add to Cart
SA51-101-102 342500 Valve and Strainer Assembly 5.00 $319.25 Add to Cart
SA101-38 347100 Strainer Basket Assembly 3.00 $50.95 Add to Cart
Electrical Ratings
Voltage Motor Switch Rating(Amperes) 120 VDC .5 Amp Full Load Motor Switch Rating(Amperes) 120 VDC .5 Amp Locked Rotor Pilot duty
120 VAC 10.2 61.2 125VA at 120 or 240 VAC 60Hz
240 VAC 5.1 30.6 125VA at 120 or 240 VAC 60Hz
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