ZDR-0.3 Water Heater - Marine Calorifier - Hi-sea

ZDR-0.3 Water Heater

ZDR-0.3 Water Heater

ZDR-0.3 Water Heater

1. ZDR-0.3 Water Heater Application
This series water heater is suitable for heating fresh water by electricity or steam on the ship or platform, heated fresh water for crew use.

2. ZDR-0.3 Water Heater Technical Requirements
Model:   ZDR-0.3
Capacity(m3):   0.3
Working pressure(MPa):   0.4(60℃)
Design pressure(MPa):   0.44
Test pressure(MPa):   0.68
Safety valve open pressure(MPa):   0.42
Water inlet temperature(℃):   15
Water outlet temperature(℃):   65
Working temperature(℃):    0~65
Design temperature(℃):    80
Steam pressure(MPa): 0.3
Heated water capacity(kg/h):    750
Steam consumption(kg/h):     75
Heated water capacity(kg/h):     540
Electrical heating power(kW):    36
Electricity:     AC380/50Hz/3φ, AC440V/60Hz/3φ(Optional)
The thickness of the external thermal layer(mm):  40
The thickness of outer galvanized sheet steel(mm): 0.7

3. ZDR-0.3 Water Heater System Piping

(1)Cold water inlet: connected to the outlet of fresh water pressure tank to inject water into tank so as to keep the cold water pressure in tank     between 0.36 and 0.38MPa.
(2)Hot water outlet: connected to the hot water general pipe on board for use.
(3)Water return interface: connected to hot water return pipe to make the hot water heat circularly.
(4)The water outlet of safety valve:to discharge the pressure water. It is connected to bilge.
(5)Discharging outlet: to empty all of the water in tank. It is connected to bilge.
(6)Steam inlet: connected to the outlet of temperature regulating valve.
(7)Steam outlet: connected to condensate water piping.
(8)Interface
Model

Cold water

inlet

Hot water

outlet

Water return

interface

Discharging

outlet

Stem

inlet

Stem

outlet

Safety

valve

ZDR-0.3 DN32 DN32
DN32
3/4" DN20 DN20 ZG1/2"
4. All kinds class certificate of ZDR-0.3 Water Heater can be supply.





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