ENVIRONMENTALLY FRIENDLY TECHNOLOGY
Burner description
The DE
The burner is factory wired and tested prior to shipment. Manual modula- tion from low fire to high fire during startup and routine maintenance pro- cedures is provided by an operation switch in the chiller control panel.
Table 8. Burner model
The burner maximizes flame retention at all capacity ranges of modula- tion, thus ensuring long life and efficient operation.
SUPER ABSORPTION
Gas train
The following drawing illustrates some of the common components found in a typical gas train and unit installation. Individual jobs may vary de- pending on chiller size and specific application.
| Gas burner | Oil burner |
| Dual fuel (combination) gas / oil burner | ||
Model No. | Natural gas | Kerosene / light oil |
| Heavy oil | Natural gas & kerosene | Natural gas & heavy oil |
| Model | Model |
| Model | Model | Model |
G1 ZMD |
| RGL3 ZMD | ||||
G3 ZMD | RL3 ZMD |
| RGL3 ZMD | |||
G3 ZMD | RL3 ZMD |
| RGL3 ZMD | |||
G3 ZMD | RL3 ZMD |
| RGL3 ZMD | |||
G5 ZMD | RL3 ZMD |
| RGL5 ZMD | |||
G5 ZMD | RL5 ZMD |
| RGL5 ZMD | |||
G5 ZMD | RL5 ZMD |
| RGL5 ZMD | |||
G7 ZMD | RL5 ZMD |
| RMS 7 ZMD | RGL7 ZMD | RGMS7 ZMD | |
G7 ZMD | RL7 ZMD |
| RMS 7 ZMD | RGL7 ZMD | RGMS7 ZMD | |
G7 ZMD | RL7 ZMD |
| RMS 7 ZMD | RGL7 ZMD | RGMS7 ZMD | |
G7 ZMD | RL7 ZMD |
| RMS 7 ZMD | RGL7 ZMD | RGMS7 ZMD | |
G7 ZMD | RL7 ZMD |
| RMS 7 ZMD | RGL7 ZMD | RGMS7 ZMD | |
G8 ZMD | RL7 ZMD |
| RMS 8 ZMD | RGL8 ZMD | RGMS8 ZMD | |
G8 ZMD | RL8 ZMD |
| RMS 8 ZMD | RGL8 ZMD | RGMS8 ZMD | |
G9 ZMD | RL8 ZMD |
| RMS 9 ZMD | RGL9 ZMD | RGMS9 ZMD | |
G9 ZMD | RL8 ZMD |
| RMS 9 ZMD | RGL9 ZMD | RGMS9 ZMD | |
G9 ZMD | RL8 / 2 ZMD |
| RMS 9 ZMD | RGL9 ZMD | RGMS9 ZMD | |
G9 ZMD | RL8 / 2 ZMD |
| RMS 10 ZMD | RGL9 ZMD | RGMS10 ZMD | |
G10 ZMD | RL9 ZMD |
| RMS 10 ZMD | RGL10 ZMD | RGMS10 ZMD | |
G10 ZMD | RL10 ZMD |
| RMS 11 ZMD | RGL10 ZMD | RGMS11 ZMD | |
G11 ZMD | RL10 ZMD |
| RMS 11 ZMD | RGL11 ZMD | RGMS11 ZMD | |
G11 ZMD | RL10 ZMD |
| RMS 11 ZMD | RGL11 ZMD | RGMS11 ZMD | |
G11 ZMD | RL11 ZMD |
| RMS 50 / 2 ZMD | RGL11 ZMD | RGMS50 / 2 ZMD |
Table 9. Gas train
symbol | Parts name. |
Ball valve
Pressure gauge with push button valve
Gas filter
Low pressure governor
Gas pressure switch
Double solenoid valve (DMV)
Gas butterfly valve
Valve proving system (VPS)
Solenoid valve for ignition gas
Blower
Air pressure switch1
Air damper
Burner
Figure 31. Typical burner and gas train
11 12 13 9 14
Air
P
GAS
P
1 | 2 | 3 | 4 | 5 | 8 | 6 | 7 |
40 | 41 |