Electronic and Conventional Bypasses
SED2 VFD Conventional Bypass
Conventional Bypass Options are companion packages for SED2 Variable Frequency Drives that streamline installation and simplify control wiring.
FEATURE | FUNCTION | BENEFIT |
|---|
Simple controls, located on enclosure door | - Drive/Off/Bypass Selector Switch - Bypass Indicating Light - Drive Test Selector switch | All controls available in the same place and easy to understand |
Step-down transformer with fused primary and secondary | Provides equipment protection while tolerating start-up inrush | Reduces nuisance interruptions |
Local/Remote bypass | Allows bypass to be engaged remotely | Flexible system control |
3 contactor bypass | Allows for complete electrical isolation of drive | Allows service while equipment keeps running |
Slim design to match VFD | Common design | Provides minimal footprint and professional appearance |
UL, CSA, CE certifications | Complies with requirements in all locations | Can be used globally |
SED2 VFD Electronic Bypass
Electronic Bypass options are companion packages for SED2 Variable Frequency Drives that provide electronic control and simple keypad operation to streamline installation, simplify control wiring, and improve system reliability.
FEATURE | FUNCTION | BENEFIT |
|---|
NEMA Type 3R | Provides a level of protection when drive is used outdoors | Allows flexibility in installation |
NEMA Type 3R/Harsh Environment option | Provides a level of protection when drive is mounted outdoors in coastal environments | Allows usage in environments that otherwise may require more costly solutions |
High temperature option | Allows operation in temperatures up to 122°F | Allows usage in environments that otherwise may require more costly solutions |
Simple controls, located on enclosure door | - Drive/Off/Bypass Selector Switch - Bypass Indicating Light - Drive Test Selector switch | All controls available in the same place and easy to understand |
Step-down transformer with fused primary and secondary | Provides equipment protection while tolerating start-up inrush | Reduces nuisance interruptions |
Local/Remote bypass | Allows bypass to be engaged remotely | Flexible system control |
3 contactor bypass | Allows for complete electrical isolation of drive | Allows service while equipment keeps running |
UL, CSA, CE certifications | Complies with requirements in all locations | Can be used globally |
SED2 VFD NEMA Type 3R/3R HE Conventional Bypasses
NEMA Type 3R/3R HE Bypasses are companion packages for the family of SED2 Variable Frequency Drives. Manufactured for outdoor locations, NEMA Type 3R enclosed bypass provides a degree of protection to the enclosed SED2VFD and electrical control components. In addition, a heater is supplied to protect against condensation.
FEATURE | FUNCTION | BENEFIT |
|---|
NEMA Type 3R | Provides a level of protection when drive is used outdoors | Allows flexibility in installation |
NEMA Type 3R/Harsh Environment option | Provides a level of protection when drive is mounted outdoors in coastal environments | Allows usage in environments that otherwise may require more costly solutions |
High temperature option | Allows operation in temperatures up to 122°F | Allows usage in environments that otherwise may require more costly solutions |
Simple controls, located on enclosure door | - Drive/Off/Bypass Selector Switch - Bypass Indicating Light - Drive Test Selector switch | All controls available in the same place and easy to understand |
Step-down transformer with fused primary and secondary | Provides equipment protection while tolerating start-up inrush | Reduces nuisance interruptions |
Local/Remote bypass | Allows bypass to be engaged remotely | Flexible system control |
3 contactor bypass | Allows for complete electrical isolation of drive | Allows service while equipment keeps running |
UL, CSA, CE certifications | Complies with requirements in all locations | Can be used globally |