Black Box cold row chilled water(CW) engineering manual Air Conditioner User Manual


 
724-746-5500 | blackbox.com
Page 8
724-746-5500 | blackbox.com
Chapter 4: Technical Data
4. Technical Data
Table 4-1. CW System Technical Data.
Model 12" Chilled Water, CRCW-12 24" Chilled Water, CRCW-24
Chilled Water Control Valve
2-Way (Standard) — Modulating
Valve Pressure Rating — psi 400 400
Close-off Pressure Rating — psi 200 200
3-Way (optional) — Modulating
Valve Pressure Rating — psi 400 400
Close-off Pressure Rating — psi 200 200
Chilled Water Coil — Aluminum Fin, Copper Tube
Rows/Face Area (ft.
2
) 4/5.8 4 /11.6
Face Velocity, fpm 500 500
Blower/Motor — Backward Curved Direction Driven EC
Horsepower (Each) 1/4 H.P. 1-1/ 4 H.P.
CFM 2,900* 5,800
Quantity of Blowers 3 3
Drive Method Direct Direct
Humidification: Electrode Steam Canister Humidifier with Adjustable Output (Optional)
lb./hr. (KW input) N/A 5 (1.7)
Std Control N/A Proportional
Washable Filters
Nom. Size (in.) (Qty,) 10.5 x 37.38 x 0.43 (2) 22.0 x 37.37 x 0.43 (2)
Connection Sizes (Copper)
Condensate Drain (w/pump) 1/2" FPT 1/2" FPT
Humidifier Inlet N/A 1/4" OD
Water In/Out 1-1/4" NPT 1-1/2" NPT
Physical Data
Approx. Weight (lb.) 384 550
Dimensions: (H" x W" x D") 78.5" x 11.6" x 42.1" 78.5" x 23.4" x 42.1"
Approx. Shipping Weight 570 711
Approx. Shipping Dimensions:
(H" x W" x D")
84" x 22" x 48" 84" x 32" x 48"
*NOTE: When 110v/Ph/60 Hz power input is selected, unit airflow is reduced by 200 CFM, which will result in capacity reduction
of 3.5% or less.