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- Indoor/outdoor aluminum NEMA 3R enclosure
- Automatic operation with MPAC 500 controls
- Open-transition switch
- Load control
- Generator start and cooldown
- Source sense (voltage and frequency)
- Service entrance rated with utility disconnect
- KOHLER 5-year limited warranty
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The KOHLER RDT-CFNC-400ASEQS5 is an RDT-series 400-amp automatic transfer switch for 240 V single-phase service. Its MPAC 500 controller monitors utility power, starts the generator when an outage is detected and transfers the load automatically.
Key features
- Rating: 400 A, 240 V, single-phase, 2-pole, 3-wire, 60 Hz.
- Enclosure: NEMA 3R aluminum enclosure for indoor or outdoor installation.
- Controller: MPAC 500 transfer switch controller with LEDs showing switch position and source availability, plus a common fault relay.
- Compatibility: Works with single-phase KOHLER residential and light-commercial generators.
- Service-entrance rated: Suitable for installation at the service entrance.
- Options: Load control time delay included; load shedding and alarm accessories sold separately.
Specifications
| Manufacturer | KOHLER |
|---|---|
| Model | RDT-CFNC-400ASEQS5 |
| Series | RDT |
| Current rating | 400 A |
| Voltage / phase | 240 V, single-phase |
| Poles / wires | 2-pole, 3-wire |
| Enclosure | NEMA 3R, aluminum |
| Service entrance rated | Yes |
| Load center | None |
| Controller | MPAC 500 |
What's included
Transfer switch with MPAC 500 controller in NEMA 3R aluminum enclosure. Optional accessories sold separately.
Installation, wiring and fuel-system work should be performed by a qualified installer in accordance with local codes and the KOHLER installation instructions.
| Manufacturer | KOHLER |
|---|---|
| Model Number | RDT-CFNC-400ASEQS5 |
| Series | Model RDT automatic transfer switch (standard transition) |
| Rated Amps | 400A |
| Voltage | 220/240 VAC single-phase, 50/60 Hz selectable |
| Poles | 2-pole, 3-wire, solid neutral |
| Enclosure | NEMA 3R aluminum, padlockable, indoor/outdoor |
| Load Center | None |
| Service Entrance | Yes, utility disconnect breaker (80% rated) |
| Controller | MPAC 500 (built into ATS) with engine start contact |
| Time Delays (factory) | engine start 3 s, transfer 3 s, retransfer 6 min, cooldown 5 min |
| Exercise | weekly 20 min, with or without load |
| Withstand-Close-On Rating | 35,000 A RMS sym at 240 VAC |
| Cable Size | Normal #1 AWG-600 kcmil or (2) #1 AWG-250 kcmil |
| Dimensions | 57.0 x 24.7 x 12.9 in (1448 x 628 x 329 mm) |
| Weight | 130 lb (59 kg) net |
| Listing | UL 1008 (file E58962) |
| Warranty | 5-year limited |
Specifications are from the manufacturer and may change. Questions? Call (888) 831-0450.
KOHLER 5-Year Limited Warranty (RDT/RXT Transfer Switches)
| Coverage | parts, labor and travel for 5 years on RDT/RXT switches and factory-supplied accessories (U.S., stationary standby use) |
|---|---|
| Start | registered startup date, or original end-user purchase date if not registered |
| Registration | KOHLER distributor/dealer/authorized service rep performs startup and registers it via KOHLER Power Assistant |
| Limits | enclosures covered year 1 only; main contacts excluded years 4-5; consumables, install/startup costs excluded |
| How to claim | call 1-800-544-2444 to locate an authorized KOHLER service representative |
Download: KOHLER Model RDT/RXT Transfer Switch 5-Year Limited Warranty (TP-7231)
Manufacturer warranties are provided by the manufacturer. Keep your invoice as proof of purchase. Questions about a warranty claim? Call (888) 831-0450.