Description
PS 951-7ND41 — Power Supply
Siemens · PS 951-7ND41 · 6ES5951-7ND41
Description
SIMATIC S5 PS 951 power supply module for the S5-115U/H/F, without backup battery, floating type. Converts 24V DC input to 5V DC output at 7A/15A (fan-cooled at 15A), also providing 5.2V and 24V auxiliary voltages. Approved for use with the S5-115F fail-safe controller.
Key specifications
Parameter | Value |
Function | DC/DC power supply module, floating, no backup battery |
Input voltage | 24 V DC (19.2-30V permissible range) |
Output voltage/current | 5V DC @ 7A (without fan) / 15A (with fan) |
Auxiliary voltages | +5.2V (2.5A), +24V (0.35A) |
Compatible controller | S5-115U/H/F (approved for failsafe use) |
Reference
Field | Value |
Manufacturer (OEM) | Siemens |
Model | PS 951-7ND41 |
Part number | 6ES5951-7ND41 |
Category | Power Supply |
System family | SIMATIC S5-115U |
Stores quantity | 23 |
Data confidence | high |
Manuals filed (007 - Manuals)
- Manual CP1430 English Vol1.pdf — S5-115U system reference (CP/comms volume)
- 02 - CPU948 Programming Manual.pdf — S5 CPU programming reference (115U/155H family)
Notes
Confirmed via Siemens S5-115U/H/F power supply datasheet (Scribd) and plc-planet.de listing matching exact order number, voltage, and current specs.
Source: Spare Parts List for Sales V7 (Bohemia Market / BM Global stores inventory). Filed in the AI HW Knowledge Base.