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To ensure accuracy, please note that images may be representative. Refer to the product data sheet for detailed specifications.
| Manufacturer | SSAC / Littelfuse |
| Manufacturer Product Number | PCR11 |
| Description | Photo Controllers; Dusk-to-Dawn; 120V AC; Aluminium Box |
| Datasheet | Download Datasheet |
The Littelfuse SSAC PCR11 is a photo control for 120 V AC tower and obstruction lighting, switching two spst-no contacts rated 20 A.
Turns tower and obstruction lighting on at dusk and off at dawn: when the light level falls below the energize point the output relay energizes, and it de-energizes when the light rises above the de-energize point. A time delay stops contact chatter.
Turns on at: 35 fc or less (factory calibrated). Turns off at: 60 fc or more (factory calibrated). Contacts: Two SPST-NO. Rating: 20 A; 1 hp at 120 V AC, 2.5 hp at 240 V AC. Housing: ABS housing with gasket seal, in a cast aluminium junction box. Replaces: Hughey & Phillips PC800 120V; Crouse-Hinds PEC52010. Indicator: LED, power applied. Supply tolerance: -20% / +10%; 50/60 Hz. Approvals: Meets FAA / FCC obstruction lighting requirements.
Mounting: Screw terminals, up to #8 AWG.
| Category | |
| Manufacturer | SSAC / Littelfuse |
| Model | PCR |
| Control Function | Dusk-to-dawn lighting control (tower / obstruction lighting) |
| Input Voltage | 120V AC |
| Input Operating Range | -20% / +10%; 50/60 Hz |
| Turn-On Light Level | 35 fc or less (factory calibrated) |
| Turn-Off Light Level | 60 fc or more (factory calibrated) |
| Contact Configuration | Two SPST-NO |
| Output Rating | 20 A; 1 hp at 120 V AC, 2.5 hp at 240 V AC |
| Enclosure | ABS housing with gasket seal, in a cast aluminium junction box |
| Cross Reference | Hughey & Phillips PC800 120V; Crouse-Hinds PEC52010 |
| Status Indicator | LED, power applied |
| Termination Style | Screw terminals, up to #8 AWG |
| Approvals | Meets FAA / FCC obstruction lighting requirements |