
Extension 1*RJ45 and backup memory module for slot P - accessory for PowerLogic P5
Fiber optic 2*ST serial line module for slot N - accessory for PowerLogic P5
Plug and play communication module for Schneider Electric's PowerLogic P5 withdrawable protection and control relay. This communication module offers serial line fiber optic connection to PowerLogic P5. It can be installed to PowerLogic P5 any time: during installation, commissioning or even during maintenance. Plug and play communication modules allow late versionizing for Partners and assure evolutivity of communication profile of PowerLogic P5 for End Users. This plug and play communication module offers 2 ports, multimode glass fiber of 820 nm wavelenght, ST connection. It enables the use of serial protocols in PowerLogic P5: Modbus, DNP 3.0, IEC 60870-5-103, IEC 60870-5-101. The product dimensions are 176 mm in height (6.93 in) 35 mm in width (1.38 in) and 26 mm in depth (1.02 in) for a net weight of 53 g (0.117 lbs). PowerLogic P5 is compliant with EN 60255-26, EN 60255-27 standard and with UL Standard. It provides Marine certification. This product can be installed in slot N of the PowerLogic P5 protection relay.
| Range of product | PowerLogic P5 |
| Accessory / separate part category | Modules and interfaces |
| Product or component type | Communication module |
| Ambient air temperature for operation | -40…70 °C |
| Height | 176 mm |
| Width | 35 mm |
| Depth | 26 mm |
| Net weight | 0.053 kg |
| Package 1 | 1 PCE, 21.0 cm × 7.5 cm × 4.0 cm (L × W × H), 96.0 g |
| Package 2 | 16 S02, 40.0 cm × 30.0 cm × 15.0 cm (L × W × H), 1.806 kg |
Official documents from Schneider Electric, downloaded directly from the manufacturer.
REL51040 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Yes — mention it when you request a quote for REL51040 and we'll include express shipping options in our reply.
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for REL51040, subject to availability and destination.

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