Siemens 6ES5955-3NC42 SIMATIC S5 Power Supply Module

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Manufacturer: Siemens
Product No.: 6ES5955-3NC42
Country of origin:آلمان
Product Type: Power Supply Module
Barcode: 85389091
Payment: T/T, Western Union
Weight: 6320g
Dimensions: 45.40 x 33.50 x 11.10 cm
Shipping port: Xiamen
Warranty: 12 months

Description

The Siemens 6ES5955-3NC42 is a SIMATIC S5 power supply unit, specifically designed for use with ZG S5-135U/-155U and EG 183/185U modules. This robust power supply delivers a stable output of 24 V DC and 5 V at 18 A, ensuring consistent and reliable performance for demanding industrial environments. Its design supports continuous operation in various production lines and automated processes where minimal downtime is critical, aligning with Siemens' reputation for durable industrial electronics.

Features

Designed for SIMATIC S5 automation systems.
Compatible with ZG S5-135U/-155U and EG 183/185U modules.
Provides stable 24 V DC and 5 V DC output.
Delivers up to 18 A output current.
Robust construction for industrial applications.

Applications

The 6ES5955-3NC42 is suitable for deployment in industrial automation systems requiring a reliable power source for SIMATIC S5 modules, including:

Production lines
Automated manufacturing processes
Industrial control systems

Technical Specifications

Manufacturer	Siemens
Brand	Siemens
Range	SIMATIC S5
Subrange	S5-135/155
Product Type	Power Supply Module
Input Supply Voltage	24V DC
Output Voltage	24V DC, 5V DC
Output Current	18 A (for 5V output)
Product Phase	Obsolete
Predecessor	6ES5955-3NC41
Package Dimensions (Calculated)	45.40 x 33.50 x 11.10 cm
Shipping Weight	6.32 kg
Commodity Code	85389091
Export Control Regulations (ECCN)	N

Installation Guidelines

Proper installation ensures optimal performance and safety for the 6ES5955-3NC42 power supply module.

De-energize System: Before installation or removal, ensure all power to the system rack and connected modules is completely de-energized and locked out.
Mounting: Securely mount the power supply unit within the designated rack slot or panel according to the system's mechanical specifications.
Wiring: Connect the 24 V DC input power supply to the module's designated terminals, observing correct polarity. Ensure all connections are tight and secure to prevent intermittent operation or arcing.
Grounding: Verify proper grounding of the module and the system rack to minimize electrical noise and ensure safety.
Ventilation: Ensure adequate clearance around the module for proper airflow and heat dissipation to prevent overheating.
Power-Up Sequence: After all connections are verified, re-energize the system following the manufacturer's recommended power-up procedure.

Product Image	Model Number / Title	Condition	Availability	Action
	EL9515 BECKHOFF 15 V DC Power Supply Terminal with Diagnostics	Original New	In Stock	View Details

Key Features:

#Power Supply Module #SIMATIC S5

What SIMATIC S5 systems is the 6ES5955-3NC42 compatible with?

This power supply module is specifically designed for ZG S5-135U/-155U and EG 183/185U modules within the SIMATIC S5 automation system.

What are the output voltage and current specifications?

The module provides a stable output of 24 V DC and 5 V DC, with an output current capability of 18 A for the 5V supply.

Is the 6ES5955-3NC42 still actively manufactured by Siemens?

No, the 6ES5955-3NC42 is listed as an obsolete product phase by the manufacturer.

What is the primary function of this module?

Its primary function is to provide stable DC power (24V and 5V) to SIMATIC S5 system components, ensuring their consistent operation in industrial environments.

Global Express Shipping

Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).

For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin

Siemens 6ES5955-3NC42 SIMATIC S5 Power Supply Module