Venn Co.
Venn MRS-4 Electric Butterfly Emergency Shut-Off Valve (Spring Closed Type)

Manufacturer: Venn Co., Ltd.
Model: MRS-4
Features
- Due to its small size and lightweight design, it can easily install in existing aquariums.
- The wetted part makes from a rust-resistant material.
Specification
| Product Symbol | MRS4-M |
|---|---|
| Types of valves | electric |
| Types | Supplies |
| Activate | On-off operation (valve closing spring operation in case of power failure, valve opening automatically when power is restored) |
| Nominal diameter | 40~125(1 1/2~5) |
| Applicable fluids | Water |
| Fluid temperature | 0~60°C (cannot be frozen) |
| Application pressure | 1.0MPa or less |
| Rated voltage | AC100V or AC200V 50/60Hz |
| Protective structure | Rainproof type (IP54 equivalent) |
| Ambient temperature | -10~50℃ |
| End connection | Wafer type (compatible with JIS 5K and 10K flanges) |
| Mounting Position | Upright mounting on horizontal piping |
| Allowable leakage | None (pressure gauge visual) |
| Protective devices | with thermal switch |
| Attachment mechanism | Limit switches (valve opening and closing side, no-voltage contact signals), space heaters |
| Insulation and time rating | Type E, 30 minutes |
| Material: Body | FCD (Epoxy Baked Coating) |
| Material: Valve body | SCS |
| Material: Sheet | NBR |











