Key facts
- Brand
- Philips
- Model
- 277V
- Category
- Other Electronics
- Documents
- 3
- Languages
- EN
- Last added
- 2023-10-16
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Philips Surge Protection Device 277V Design-in Guide
This document serves as a design-in guide for the Philips Surge Protection Device 277V (SPD), intended for integration into Class I and Class II outdoor luminaires. It explains how the device protects lighting installations from damaging voltage spikes, including those caused by lightning strikes, by limiting differential and common mode surge voltages.
Read onlinePhilips 277V specifications
| Protection Level (Differential Mode) | 1.6 kV between L and N |
|---|---|
| Protection Level (Common Mode) | 2.5 kV |
| Nominal Current | up to 5kA |
| Single Strike Capability | 5 to 10kA |
| Wire Cross Section | 0.5 - 4 mm2 |
| Mounting Screw Type | M8 |
| Product Length | 89 mm |
| Product Width | 41 mm |
| Product Height | 38 mm |
Source: Philips Surge Protection Device 277V Design-in Guide
All Philips 277V documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Mounting, wiring and first power-up. Read it before the hardware goes in.
Questions answered in these manuals
What type of surge protection device is the Philips 277V?
It is a Type 3 product characterized by a combination of voltage waves (1.2/50 μs) and current waves (8/20 μs).
Can the device be used with different lamp types?
Yes, it can be used in combination with electronic drivers and different lamp types such as LEDs, HID, and fluorescent lamps.
What type of MOSFET is the BLF277?
It is a Silicon N-channel enhancement mode vertical D-MOS transistor.
What are the typical operating conditions for Class-B operation?
The device operates at 175 MHz with a supply voltage of 50 V and a drain current of 0.1 A.
Who should install the Powercore Downlight?
The fixture must be installed by a qualified electrician.
Do I need to turn off power before installing?
Yes, ensure the main power supply is off before any installation or wiring.