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- Description
- Instructions
- Payment methods
- Warranty
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Relay for boiler water level control to be installed in water heating systems with the ability to turn off the electric resistance in case of water shortage, for single tank systems. SSR-09 TENDE The SSR-09 is an advanced relay for boiler water level control, designed to automatically manage water supply and protect the heater from the risk of running dry. The device monitors the presence of liquid in the tank and automatically turns the pump and heater on or off based on the water level.
Main advantages
Dry run protection for the boiler and heater extends the equipment's lifespan.
Automatic water level control: a relay activates the pump when the water level is low and deactivates it when the upper limit is reached.
Status indicators: built-in LEDs indicate pump and heater operation.
Easy installation: DIN rail mounting, convenient terminal connections.
Compact size and energy efficiency.
Wide voltage range (170-260 VAC): stable operation even in case of overvoltage.
Operating principle
The SSR-09 relay uses electrodes to detect the water level:
When the water level falls below the set threshold, the device activates the pump to fill the tank.
When the water level reaches the upper limit, the pump automatically switches off.
If there is no water near the heater, the relay cuts off power to the heater to prevent overheating.
This logic ensures that the boiler always operates safely and economically.
Usage
Electric boilers and storage water heaters
Heating systems with storage tanks
Water supply stations and pumping units
Tanks and potable or domestic water tanks
Installation and connection
Installation takes place on a standard DIN rail inside the cabinet. Connection is made via screw terminals. The electrodes are installed in the tank at the required levels (upper and lower adjustment). |
For stable operation, it is recommended to use copper conductors with a cross-section of at least 2.5 mm².
Online card payment: after completing your order, you will be redirected to the payment gateway, and payment confirmation will be sent to your email.
COD: you pay the amount due for the order to the transport company’s driver upon delivery.
By bank transfer – you will receive a pro forma invoice at your email address no later than the next business day. It will include the account number to enter when making the payment.
On invoice: this payment option is available to partners who have signed a framework agreement with our company.
If you wish to use either of the last two methods, call our manager, who will provide instructions on how to receive an invoice with or without VAT.
The electrical devices we supply meet high quality standards, come with a 24-month warranty, and comply with all EU requirements.
We also offer free shipping on orders over €200. We have a flexible system of discounts and promotions. The technical knowledge and experience of our employees enable us to provide high-quality advice and, when necessary, offer alternatives to electrical products.
The electrical equipment we provide meets high quality standards, is covered by a 24-month warranty, and complies with all EU requirements.
In case of a complaint, the return of the goods is not charged.
