Siemens 125-5033 Hardware Inputs, Hardware Outputs, Power Wiring, Communication Wiring

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Product Overview

Hardware Inputs

Analog

•Differential pressure transmitter

Digital

•Operator Display Panel (ODP)

•ATTN.UNATTN (through DI1)

•OCC.UNOCC (through DI1)

Hardware Outputs

Analog

•AO-E/AO-P module (Floating Control)

•Operator Display Panel (ODP)

•AO2 (Flow Signal, 1 to 10 Vdc)

Digital

•FLN communications trunk

•DO3 (24 Vac, Alarm/Hi.Low Output)

Power Wiring

The controller is powered by 24 Vac. Power wiring connects to the three screw terminals on the controller labeled “C” (Common), “H” (Hot) and “E” (Ground) on the terminal block labeled “TB1”. Earth ground connection is required (Figure 2).

Communication Wiring

The controller connects to the field panel by means of a Field Level Network (FLN) trunk. Communication wiring connects to the three screw terminals on the controller labeled “+” (positive), “-“ (negative), and “S” (Shield) (Figure 3).

Siemens Building Technologies, Inc.

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Contents 125-5033 Rev. AA, September Two-State Constant Volume Fume Hood ControllerPage Service Statement Page Table of Contents High and Low Exhaust Flow Control Convention Example How To Use This ManualManual Organization Manual ConventionsDatamate Software Manual SymbolsWhere To Send Comments Notation Symbol MeaningPneumatic Actuation Product OverviewRelated Equipment Electronic ActuationApplication Description Ordering NotesHardware Outputs Power WiringCommunication Wiring Hardware InputsIndication Controller LED IndicatorsOperator Display Panel ODP LED TypeOperator Display Panel Laboratory Exhaust Air TerminalLaboratory Exhaust Air Terminal Venturi Air ValvesHigh Speed Electronic Actuation Pneumatic Actuation Low Speed Electronic ActuationPneumatic Actuator Analog Output-Pneumatic AO-P ModuleCables Differential Pressure TransmitterAirflow Sensor Applications Fume Hood Controller 2-Position Constant VolumeElectronic High and Low Exhaust Flow ControlCalibration Control LoopsDO3 Output Functionality Alarm OperationEmergency Purge Operation Emergency Purge FeatureAlarm Strategies Emergency Purge Strategies Fail-safe Operation Address Descriptor Description Point DatabaseFlow Coeff Flow P Gain Preventive Maintenance TroubleshootingBasic Service Information Controller LEDs Safety FeaturesControl loop GlossaryAlgorithm Centralized controlField panel OCC modeEnglish units Equipment controllerPortable Operator’s Terminal Override switchSlave mode On textTerminal Equipment Controller Unocc modeApplication IndexIndex

125-5033 specifications

The Siemens 125-5033 is a highly regarded circuit breaker in the world of electrical engineering and power distribution. Known for its robust design and versatile applications, this device offers a host of features that make it suitable for both commercial and industrial use.

One of the main features of the Siemens 125-5033 is its compact size. This allows for easy integration into existing systems without occupying excessive space, making it an ideal choice for facilities with limited room for electrical infrastructure. Its ability to handle high current ratings, typically around 125 amps, ensures that it can support a variety of electrical loads, making it versatile across different applications.

The Siemens 125-5033 employs advanced technologies, such as thermal-magnetic trip mechanisms. This allows for reliable protection against overloads and short circuits. The thermal component of the trip mechanism is designed to react to sustained overcurrent conditions, while the magnetic component responds instantaneously to short circuits. This dual-functionality ensures that the circuit breaker can effectively protect both the conductors and the connected equipment.

In terms of safety, the Siemens 125-5033 comes with advanced arc suppression technologies that minimize the risk of arcing during the circuit interrupting process. This not only enhances the longevity of the breaker but also safeguards personnel working near electrical installations. Additionally, the device features a clear, accessible reset mechanism, making it user-friendly and easy to operate in case of an interruption.

Another notable characteristic of the Siemens 125-5033 is its built-in ground fault protection option. This capability provides an added layer of safety, ensuring that any ground faults are detected and addressed promptly. It is particularly useful in environments where moisture or dust can compromise electrical safety.

The Siemens 125-5033 also boasts compatibility with various monitoring and control systems, enabling seamless communication and integration into smart building management systems. This feature allows facility managers to monitor power usage, identify potential issues, and optimize energy consumption effectively.

Overall, the Siemens 125-5033 circuit breaker is a reliable, safe, and technically advanced choice for those looking to enhance their electrical systems. Its compact size, dual-trip mechanism, ground fault protection, and compatibility with modern technologies make it a valuable asset for any facility looking to improve its electrical safety and efficiency.