Series KTV9 Multi-Motor Control and Protection to 40A
A manual, self-protected motor controller suitable for control of VFDs and group installations
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Overview
KTV9 series of self-protected combination motor controllers are suitable for application at the output of variable frequency drives (VFDs’) in multi-motor installations. They provide individual overload protection in multiple motor applications as required by NEC §430, part III
KTV9 self-protected combination motor controllers provide the following protective and control functions:
- Disconnect for motor branch circuit
- Branch-circuit, short-circuit protection (magnetic protection)
- Overload protection (thermal protection)
- Manual controller (ON/OFF)
The Sprecher+Schuh KTV9 series motor controllers are suitable for two types of applications under cULus listings:
- Manual, Self-protected Motor Controller
- Manual Motor Controller with approval for group installation (and as a motor disconnect)
Motor Controllers & MCCBs
Product Comparison
Specifications
- Suitable for application at output of variable frequency drives in multi-motor applications
- PWM Frequency < 4kHz
- Variable frequency drive output frequency ≤ 400Hz
- Fixed magnetic trip
- Motor overload protection, Trip Class 10
- Current limiting
- Nominal max rated voltage UL: 480V
- Interrupt rating @ 480Y/277V: up to 65kA
Looking for more?
Find selection guidance, technical information, wiring diagrams, and dimension drawings in the E-Catalog.
Documentation
| Resource | Resource Type | Publication Number |
|---|---|---|
| KTV Group Motor Controllers Overview | Flyer | Coming Soon |
| Methods of Applying KT Motor Controllers | White Paper | Tech-KT_App_Notes |