Compact and versatile
Danfoss TWA Basic and ABRA Basic Zone Valve Packs are a cost effective and convenient way to control specific zones within your system.
They are used to electrically activate valves on hot and chilled water applications where slow opening and closing is desirable to eliminate water hammer associated with quick acting valves.
Features and benefits
Low power consumption
Silent operation
Do not cause water hammer
Easily installed or removed
TWA Basic
TWA-A Actuator included:
- 24VAC, 2.0 VA
- ON/OFF (NC)
- valve position indicator
- 4 wire w/ end-switch
Solder union valve included:
- Size: ½" or ¾"
- Cv: 1.6 or 2.7
ABRA Basic
ABRA-A5 actuator included:
- 24VAC/DC, 2.0 VA
- ON/OFF (NC)
- 4.0mm stem travel
- Cable: pre-wired, 3 ft. (1 m) w/ end-switch
Solder union valve included:
- Size: ½" or ¾"
- Cv: 1.6 or 2.7
Documents
| Type | Name | Language | Valid for | Updated | Download | File type |
|---|---|---|---|---|---|---|
| Data sheet | ABRA-A5 Actuator for RA2000 Datasheet | English | United States | 10 Mar, 2016 | 652.5 KB | |
| Data sheet | RA2000 Thermostatic Radiator Valve and Operator Datasheet | English | United States | 09 Mar, 2014 | 1.0 MB | |
| Catalog | RA2000 Thermostatic Radiator Valve, Electric Zone Valve & Pressure Bypass Valve Catalog_VKGWC122 | English | United States | 21 Jun, 2015 | 1.3 MB | |
| Data sheet | TWA-A Electric Actuator Datasheet | English | United States | 16 Jan, 2017 | 877.8 KB |
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