20 Ton High Static AC NEMA 4 & 7


Unit Performance / Data

20 Ton High Static AC Unit NEMA 4 and 7

General

Manufacturer Custom Air Products & Services, Inc.
Unit Model Number CAPS-20-R410N4 / CAPS-20-R410N7-SS
Equipment Insurance Value Call for quote
Duct Connections 1×20″ Supply Air & 2×20″ Return Air
 

Electrical

Single Point Power Supply 460V / 3PH / 60HZ
Connections 4 Cam-Lok connectors
 
Cooling MCA 51
Cooling MOCP 70

Dimensions

Length 107″ (8’11”)
Width 79″ (6’7″)
Height 83 1/4″ (6’10.25″)
Unit Weight (N4) 4,500 lbs.
Unit Weight (N7) 4,600 lbs.

Fan Performance

CFM TSP MOTOR HP
2800 7.0 5

Filter

SIZE EFF. TYPE
(3) 20″ x 20″ x 2″ 30% Pleated

For more information contact:
713-460-9009

Unit Drawings / Photos

Supply Air View

Supply Air View

Access Panels View

Access Panels View


Electrical Panel View NEMA 4 Non-Explosion Proof Painted Steel

Electrical Panel View NEMA 4 Non-Explosion Proof

Painted Steel

Electrical Panel View NEMA 7 Explosion Proof Stainless Steel Cabinet & Hot Dipped Galvanized Skid & Cage

Electrical Panel View NEMA 7 Explosion Proof

Stainless Steel Cabinet & Hot Dipped Galvanized Skid & Cage

For more information contact:
713-460-9009

 

Air Conditioning Unit Features

  • Two stages of refrigeration capacity control
  • Dual independent refrigerant circuits
  • Dual circuit hot gas bypass
  • 2,800 CFM high static plenum fan rated at 7 TSP
  • Direct drive condenser fans
  • Environmentally safe 410A refrigerant
  • Stainless steel condensate pan
  • Dual condensate connections (size 1 1/4″ FPT)
  • Easy access panels for efficient serviceability
  • Isolated high / low voltage control panels
  • Double wall evaporator cabinet construction
  • Heavy duty skid, forklift slots, tie-downs with coated lifting / stacking cage (Option: stack and cage to be hot dipped galvanized)
  • Rugged design built for rental duty
  • Corrosion resistant condenser coil guards
  • One 20″ outlet & two 20″ inlet air duct connections
  • 100% outside or return air duty

Air Conditioning Unit Functions

  • NEMA 4 to meet General Purpose Electrical Classification
  • NEMA 7 Hazardous electrical classification to meet Class 1, Division 2, Group C & D, T3
  • Single point 460V / 3PH / 60HZ power application power connection utilizing four Cam-Lock power cables
  • Panel mounted high voltage disconnect
  • Main power on indicator light (green)
  • Phase monitor and phase fail indicator light (red)
  • Circuit # 1 and 2 cooling failure alarm light (red)
  • Master On / Off switch
  • Low ambient fan cycling control
  • High static evaporator fan
  • Hour meters for each refrigerant circuit
  • DDC compressor protection module
  • Common trouble alarm terminal
  • High and low pressure safety switches
  • Micro processer temperature controller
  • Entering and leaving air control capability
  • Refrigerant isolation valves, sight glasses and filter driers

 

Unit Performance / Data

Operation Performance

Operational performance

Cooling Coil Performance

CFM FPM EDB/EWB LDB/LWB MBH
Total
MBH
Sens.
ROW/FIN REFG. SUCT.
TEMP
SUPER
HEAT
2,800 443 95.0 / 80.0 53.2 / 53.2 258.9 125.2 6 / 13 410A 45.0 20.0

Equipment specifications are based on manufacturer’s published data; capacity may vary based upon field conditions.

For more information contact:
713-460-9009