Space saving design
System divider with heat exchanger
Flexible shunt unit for heating or cooling
TTM Shuntopac® 20-200 VK
Shunt unit for combined shunt units
TTM Shuntopac® VK is a combined shunt unit for both heat recovery and cooling to a ventilation system. The cooling heat exchanger is used to transfer both heating and cooling to the ventilation air. The traditional heat exchanger is removed and cooling is transferred via a plate heat exchanger in the shunt unit’s secondary circuit.
TTM Shuntopac® 20-200 VK is supplied in dimensions DN 20 up to DN 200 with each circuit adapted for the current flow.
TTM Shuntopac® 20-200 VK is supplied with a fire and corrosion-proof housing of of aluzinc sheet. Standard insulation is AF/Armaflex AF-2. The shunt unit has a stand with two legs and foot plates for floor set-up and attachment.
The standard version pipe package consists of fully-welded pressure vessel pipe SS-EN 10216-2, rustproofed with grey primer. Pipe packages in other qualities or with another surface treatment can be supplied to order.
The shunt unit is environmentally approved.
Read more about:
1. Control valve
2 pcs seat valves in a choice of make and type.
2. Adjustment valves
3 pcs in a choice of make. Make: TA STAD/F supplied as standard. Installed on pipe package with conical coupling or flange. Can also be supplied with dynamic adjustment valves, flow regulators or differential pressure regulator.
3. Shut-off valves
3 pcs ball valve DN 20-50 with full throughflow and extended stem or 3 pcs butterfly valve DN 65-200. Designed to act as end valves if the shunt unit is removed from the system. Installed on pipe package with conical coupling or flange.
Choice of make and type with “wet” or “dry” motor.
5. Plate heat exchanger
Welded, choice of make and type. Make: Swep supplied as standard. The heat exchanger is positioned on the front of the unit group to facilitate service. Other positioning is available on request, provided the heat exchanger’s size and configuration permits it.
6. Non-return valve
1 pc with sprung disc. Drain plug with hose screw
6 pcs, graduated -40 – +40 °C or 0-120 °C.
8. Drain plug
Design with hose screw connection
Insulation: AF/Armaflex AF-2
9. Vacuum and safety valve
Dimensions TTM Shuntopac® 20-200 VK DN20-50
|Weight, approx. kg||90||95||100||110||180|
Dimensions TTM Shuntopac® 20-200 VK DN65-100
|Weight, approx. kg||260||340||480|
TTM Shuntopac® 20-200 VK
Both the heating primary side and cooling media side can be supplied with a choice of shunt connection. The heat exchanger is installed on the front of the shunt unit to facilitate service.
Example of Shuntopac with combined heating and cooling function.
- Pipe package in choice of material, e.g. stainless steel, copper etc.
Anti-corrosive painted pipe mixing loop, e.g. epoxy enamelled.
TTM Energiprodukter was one of the suppliers in the construction of the prestigious Copenhagen Opera House Together with their reseller, the company succeeded in winning the deal and delivering 98 different shunt units.