Type the full order number (MPN) — an exact match jumps straight to the product page.

Siemens P1B401968 7SD87 SIPROTEC 5 Line Differential Protect

Siemens P1B401968 7SD87 SIPROTEC 5 Line differential protection. Made in Germany. New original part — price and availability on request.

SKU: P1B401968 Category: Brand:

Description

The Siemens P1B401968 (7SD87) is a SIPROTEC 5 Line differential protection. (Flush-mounting; 5/6 x 19 in) New original Siemens part; availability and price on request.

Technical Specifications

ManufacturerSiemens
Manufacturer order code (MLFB)P1B401968
Product familySIPROTEC 5
Device type7SD87
Product typeLine Differential Protection
Binary inputs (BE)27
Binary outputs (BA)33 (9ST + 16F + 8HS + 0P)
Housing typeFlush-mounting
Measuring transducer inputs0 (20 mA or 10 V, fast), 0 (20 mA, standard)
Housing width5/6 x 19 in
Modules in 19" row 1IO208, PS201, IO208, IO209, IO209
LEDs / push-buttons8 push-buttons/LEDs(NE)+32LEDs
Operating unitIntegrated
Key switchwith
Display typeLarge display
Current measuring inputs (I)7 (protection) + 1 (sensitive)
Voltage measuring inputs (U)8 (Standard)
Country of originGermany

Independent distributor — not an authorised Siemens dealer. Parameters are a direct translation of the official Siemens German product text (Langtext) for this exact order code.

Scroll to Top

Browse the full product catalogue — every part number we list, indexed without paging through the shop categories.