Chromalox CAS-20CM - Manual
Chromalox CAS-20CM – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – INSTALLATION; To avoid electrical shock hazard, boilers; WIRING; Hazard of Electrical Shock. Disconnect
- Page 3 – ADJUSTING PRESSURE CONTROLS; Blowdown is an essential part of boiler operation. It is the best; SCHEMATIC WIRING DIAGRAM
- Page 4 – MAINTENANCE; Hazard of Electric Shock. Disconnect all
- Page 5 – RENEWAL PARTS IDENTIFICATION
(Supersedes PQ435)
PQ435-1
cas
161-562795-001
JUNE, 1994
4
and
Installation, Operation
RENEWAL PARTS IDENTIFICATION
Type CAS-20CM Electric Steam Boiler
(Standard Trim is 100 PSI — 0-90 PSI Operating Pressure Range)
© 2010 Chromalox, Inc.
Model
Electric Capacity
BHP Rating
Voltage
Phase
Amperes Drawn
Contactor
20 kW
2.0
208
1
96
50A, 4 Pole
16/20 kW
1.6/2.0
208/230
3
45/51
60A, 3 Pole
CAS-20CM
20 kW
2.0
240
1
84
50A, 4 Pole
20 kW
2.0
346
3
34
40A, 3 Pole
20 kW
2.0
380
1
53
60A, 2 Pole
20 kW
2.0
480
3
24
30A, 3 Pole
Note:
Control circuit 120V
Boiler Serial No. ______________________________________________ Power Circuit Voltage __________________________
Model No. ___________________________________________________ Control Circuit Voltage __________________________
National Board No. ____________________________________________ Amps ___________Phase __________Cy __________
IMPORTANT –
This data file contains the National Board Registration Certificate approving your boiler. It must be kept near the boiler at all
times.
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Summary
INSTALLATION WARNING: To avoid electrical shock hazard, boilers must be suitably grounded to earth. Note: Chromalox boilers are pre-tested before shipment; no inter- nal piping or wiring is necessary. WARNING: Substitution of components or modification of wiring without prior consent ofChromalox voi...
SOLID STATE FLOATLESS LIQUID LEVELCONTROL SYSTEM This boiler is equipped with a solid state, floatless liquid level control which operates by sensing the electrical resistance ofwater. Note: Control will not work with de-ionized or demineral- ized water. Two probes are provided. The HI probe activat...
MAINTENANCE WARNING: Hazard of Electric Shock. Disconnect all power before working on boiler. 1. A monthly inspection should be made to ensure that all electri-cal connections are tight. 2. When steam or water leaks are observed, fittings should betightened immediately. 3. Every four months, the Sol...
