The Functional Devices TR50VA022US is a rugged, commercial-grade 50VA control transformer engineered for dependable low-voltage power conversion in HVAC and building automation applications. With a wide multi-tap primary voltage range and built-in over-current protection, this transformer delivers reliable 24Vac output to thermostats, controllers, actuators, and other control devices.
Primary & Secondary Voltage
- Multi-tap primary voltage: 480 / 277 / 240 / 208 / 120 Vac
- Secondary voltage: 24 Vac
- VA rating: 50 VA
Protection & Safety
- Circuit breaker over-current protection for reliable, resettable secondary-side protection
- Eliminates the need for external fusing on the secondary circuit
- Helps protect connected control devices from overload conditions
Mounting Options
- Foot mount for surface or panel installation
- Dual threaded hub mount for conduit or junction box applications
- Versatile mounting configurations simplify installation in a variety of enclosures and field conditions
Applications
- HVAC control systems requiring 24 Vac power
- Building automation and energy management systems
- Thermostats, zone controllers, and damper actuators
- Commercial and light industrial control panels
Key Features
- 50 VA capacity supports a broad range of 24 Vac control loads
- Multi-tap primary accommodates multiple supply voltage configurations from a single unit
- Resettable circuit breaker reduces downtime versus fuse-based protection
- Dual mounting styles provide installation flexibility
- Manufactured by Functional Devices, a trusted name in HVAC power and control products
