DRG Series Marine Electric Heating Hot Water Tank – CB/T3686-1995
Application
This series of marine hot water tanks can be installed on medium-sized or small-sized ships that have a power source of AC380V/50Hz or AC440V/60Hz. It supplies hot water for crew members’ daily use.
Main Technical Parameters (See Table 1)
| Type | Capacity (m³) | Design Pressure (MPa) | Working Pressure (MPa) | Water Inlet Temp (°C) | Water Outlet Temp (°C) | Hot-Water Capacity (kg/h) | Electric Heating Power (kW) | Power Source | Weight (kg) |
|---|---|---|---|---|---|---|---|---|---|
| DRG-0.12 | 0.12 | 0.7 | 0.6 | 15 | 65 | 180 | 12 | 380V, 50Hz or 440V, 60Hz | 190 |
| DRG-0.2 | 0.2 | 0.7 | 0.6 | 15 | 65 | 360 | 24 | 380V, 50Hz or 440V, 60Hz | 225 |
| DRG-0.3 | 0.3 | 0.7 | 0.6 | 15 | 65 | 540 | 36 | 380V, 50Hz or 440V, 60Hz | 300 |
| DRG-0.5 | 0.5 | 0.7 | 0.6 | 15 | 65 | 900 | 60 | 380V, 50Hz or 440V, 60Hz | 360 |
| DRG-1.0 | 1.0 | 0.7 | 0.6 | 15 | 65 | 1450 | 96 | 380V, 50Hz or 440V, 60Hz | 515 |
Structure and General Dimensions (See Fig. 1 & Table 2)
Fig. 1 applies to models 0.12 m³, 0.2 m³, and 0.3 m³.
Fig. 2 applies to models 0.5 m³ and 1.0 m³.
Table 2 – Dimensions
| Type | D | A | B | H | d₁ | d₂ | b | h₁ | h₂ | C |
|---|---|---|---|---|---|---|---|---|---|---|
| DRG-0.12 | 400 | 608 | 666 | 1240 | DN25 | DN20 | 410 | 300 | 470 | 294 |
| DRG-0.2 | 500 | 708 | 798 | 1366 | DN20 | DN25 | 500 | 330 | 560 | 344 |
| DRG-0.3 | 600 | 808 | 891 | 1444 | DN32 | DN25 | 550 | 380 | 550 | 394 |
| DRG-0.5 | 700 | 910 | 995 | 1790 | DN32 | DN25 | 580 | 500 | – | 490 |
| DRG-1.0 | 900 | 1110 | 1195 | 2100 | DN40 | DN25 | 680 | 550 | – | 630 |
Electrical Principle Diagram
(Refer to original document for schematic)
Model Designation Example
Electric heating hot water tank with a capacity of 0.5 m³.
Hot-water tank DRG-0.5 – CB/T3686-1995
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