This document is the user manual for CRH 9 type water heater, it mainly introduces the features and usage of the product
The CRH 9 is a pressure‑type, hydraulically controlled instant water heater designed for domestic use at one or two nearby taps. It features a tubular heater, integrated load‑shedding circuit and a safety thermal cut‑out.
The manual provides technical specifications, safety instructions, installation steps for wall‑mounted or surface‑mounted mounting, operation guidance, filter cleaning procedures and troubleshooting tips.
| Capacity | 0.2 litre |
|---|---|
| Pressure rating | 6 bar |
| Heating system | Tubular heater |
| Nominal rating | 8.0 kW / 220 V |
| Rated voltage | 220..230 V |
| Rated current | 36.4 A |
| Minimum conductor cross‑section | 3 × 6.0 mm² |
| Factory preset flow reducer | 5.0 l/min |
| Temperature increase Δt | 23 K |
| Hot water temperature (20 °C inlet) | 43 °C |
| Switch‑on flow rate | 2 l/min |
| Water connection size | ½" B.S.P. |
| Dimensions (H × W × D) | 33 × 21 × 9 cm |
The water pressure must not exceed the rating printed on the label, which is 6 bar.