Manifold
GMA300
- Insulation shell according to EnEV2014 standard
 - Made for the circulation units DN20
 - Easy installation with included wall brackets
 
Series GMA320 is manifolds for 2 circulation units and Series GMA330 is manifolds for 3 circulation units including insulation according to EnEV2014 and wall brackets.
Product range
                        GMA321
                                                                            
                                                                            
                                                                            | Art.no. | Reference | No. of circulation units | Connections to system | Connections from heat source | with hydraulic separator | Weight [kg] | 
| 66000500 | GMA321 | 2 | RN 1" | G 1" | No | 3,1 | 
GMA331
                                                                            
                                                                            
                                                                            | Art.no. | Reference | No. of circulation units | Connections to system | Connections from heat source | with hydraulic separator | Weight [kg] | 
| 66000600 | GMA331 | 3 | RN 1" | G 1" | No | 4,5 | 
Installation support
                                Guidance for installers, Circulation Units
Operation
                                    
                                    Documents
| Name | Download | 
| Installation instruction GMA300 | 
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Technical data
                            Technical data
| Pressure class: | PN 4 | 
| Working pressure: | 0,4 MPa | 
| Standard outlet spacing: | 90 mm | 
| Flow rate: | 3,0 m³/h | 
| Output: | 70 kW at Δt 20K | 
| Insulation: | EPP λ 0,036 W/mK | 
| Media temperature, max.: | +110 °C | 
| Media temperature, min.: | 0 °C | 
| Material, in contact with water | Components: Black coated steel S235 | 
Conformity
                            
                            
                                    Dimensioning
Download area
    Download area
| Type | Preview | Download | 
| Data sheet | GMA300 | 
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| Installation instruction | GMA300 | 
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| Certificate | Declaration of Conformity, GMA300 | 
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| Certificate | Building Product Declaration BPD3, GMA300 | 
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| Certificate | EAC certificate (RU), GMA300 | 
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| Certificate | Certificate of conformity UA, GMA300 | 
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| Image | GMA321, high res | 
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| Image | GMA331, high res | 
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| 2D Image | GMA321 | 
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| 2D Image | GMA331 | 
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| 3D drawing (stp file) | GMA321 | 
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| 3D drawing (stp file) | GMA331 | 
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Quick links