Bzvalve supplies the ZL-2542HB The circulating pump group for efficient underfloor heating and manifold heating applications. Manufactured to strict standards, it supports comfortable, energy-saving heating as a trusted underfloor heating factory.
| Parameter | Specification |
|---|---|
| T threaded connection | System side G1″M, boiler side G1 1/2”F |
| Outputs centre distance | 125mm |
| Max. working temperature | 110℃ |
| Working pressure | 6bar |
| Reserved length of water pump installation | 180mm |
| Thermometer range | 0~120℃ |
| Thread standard | ISO228-1 |
| Kvs value | 9.7m³/h (Direct pump group), 6.5m³/h (Mixing pump group) |
| No. | Components | Material |
|---|---|---|
| 1 | Iron pipe components | A3 |
| 2 | Ball Valve | Brass |
| 3 | Ball Valve | Brass |
| 4 | Bracket | PA66 |
| 5 | Temperature gauge | – |
| 6 | Insulation shell | PP |
| 7 | Temperature control valve | Brass |
| 8 | Thermostatic mixing valve | Brass |
| 9 | Electric actuator | – |
| Code | Description | Mixing valve | Actuator | Iron pipe components |
|---|---|---|---|---|
| ZL2542 | Direct pump group | – | – | Surface plated with color zinc |
| ZL2542B | Direct pump group | – | – | Electrophoresis black |
| ZL2541 | Manual thermostatic circulating pump group | Sector Mixing valve | – | Surface plated with color zinc |
| ZL2541B | Manual thermostatic circulating pump group | Thermostatic mixing valve | – | Surface plated with color zinc |
| ZL2541D | Automatic thermostatic circulating pump group | Sector Mixing valve | Electric actuator | Surface plated with color zinc |
