| 摘要 |
The electric boiler includes boiler main body (1) with dome shaped cap and cylindrical pressurized container; heaters (H1,H2), upper hot-water outlet (3), lower cold-water inlet (4); cylindrical heater case (7) with opening hole (8) and thread; case (7) with inner Ni-Cr coil (10) and insulating mateial-adhesive mixture, connected with cable wire (11); pipe (12) connected to thermal sensor (S), circulating pump (9).
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