Technical Specifications / Parameters Parameter Specification Manufacturer Type Code MS116-1.6 Brand / Series ABB MS (Motor Starter) Series - Thermal Overload Relay (TOL) Device Type Thermal Overload Relay (Direct Heating, Bi-metallic) Protection Functions • Sustained Overload Protection (Inverse Time Characteristic) • Single-Phase (Phase Loss) Protection (through inherent design imbalance) • Motor Locked Rotor Protection Rated Operational Current (Ie) The device's operational range. For MS116-1.6, the setting range is 1.0 to 1.6 A. Setting Current (Ir) Adjustable via a dial within the specified range (1.0 - 1.6 A). This should be set to the motor's full-load current (FLC) as stated on its nameplate. Ambient Temperature Compensation Yes (Built-in). The bimetal system compensates for variations in the surrounding air temperature, ensuring accurate protection. Trip Class Typically Class 10 (Standard trip time at 7.2 x Ir is about 10 seconds). This is suitable for standard motor starting. Control Contacts • 1 Normally Closed (NC) Contact (95-96): Used to break the contactor coil circuit upon trip. • 1 Normally Open (NO) Contact (97-98): Can be used for a trip indication/alarm circuit. Contact Ratings Typically: • NC (95-96): 6A / 230V AC (AC-15) • NO (97-98): 6A / 230V AC (AC-15) Mounting Direct Snap-on mounting onto compatible ABB contactors (e.g., A-series) or onto a separate mounting base. Reset Mode Manual reset (push-button) after a trip and cool-down period. Automatic reset versions are available as separate variants. Standards Compliance IEC/EN 60947-4-1, UL 508, CSA C22.2 No. 14. Application Protection of small three-phase motors with full-load currents between 1.0 and 1.6 Amperes.

Technical Specifications / Parameters Parameter Specification Manufacturer Type Code 2P40A50A63A Brand ABB Product Line Typically from the System PRO M compact® (SH/S200 Series) or similar ABB MCB range. Device Type Miniature Circuit Breaker (MCB) Number of Poles 2-Pole (2P) Rated Current (In) 40 A Rated Operational Voltage (Ue) 230/400V AC Rated Insulation Voltage (Ui) 500V AC Tripping Characteristic A Curve (Very fast magnetic response. Instantaneous tripping range: 2In to 3In). Rated Breaking Capacity (Icn) Typically 6 kA or 10 kA, depending on series (e.g., SH series: 6kA, S200 series: 10kA). Standards Compliance IEC/EN 60898-1 (Primary standard for household and similar installations). Terminal Type Cage Clamp Terminal Connectable Conductors Rigid/Flexible Copper: 1 - 35 mm² (typical for this current rating) Mechanical Life ≥ 20,000 operations Electrical Life ≥ 20,000 operations (at In) Mounting DIN Rail Mounting (35mm symmetrical rail, EN 60715) Module Width 36 mm (2 Poles) Primary Functions Overload (Thermal) Protection, Very Fast Short-Circuit Protection

Technical Specifications / Parameters Parameter Specification Manufacturer Order Code 1SVR040010R0000 Catalogue Type CC-U/STDR Brand / Series ABB CR-U Series (Universal Monitoring Relays) Device Type Universal Resistance Monitoring Relay Monitoring Function Monitors the ohmic resistance (R) of a two-wire loop connected to its input terminals. Measurement Principle Applies a constant DC measuring current and measures the resulting voltage drop to calculate resistance. Resistance Measurement Range Typically from a few ohms (Ω) up to several megaohms (MΩ). Specific ranges (e.g., 0-10kΩ, 0-1MΩ) are selectable via front switches or DIPs. 必须核实具体型号范围。 Number of Setpoints Two independent adjustable setpoints (High and Low), typically via potentiometers. Setpoint Logic Configurable to trigger when resistance is above a high limit, below a low limit, or inside/outside a window defined by the two limits. Output Relay 1 Changeover (CO) Contact (SPDT: 1 NO + 1 NC) • Contact Rating: Typically 6A / 250V AC (resistive load). Power Supply (Auxiliary) 24...240V AC/DC (wide-range, for relay electronics). Measuring Voltage/Current Uses a low, safe DC voltage/current for measurement to avoid influencing the monitored system (e.g., < 10V DC). Status Indication LEDs for Power, Alarm/Trip, and sometimes Measurement Active. Hysteresis Adjustable or fixed, to prevent output chatter near the setpoint. Mounting DIN Rail Mounting (35mm). Module Width 22.5 mm (1 module width). Operating Temperature -25°C to +55°C. Front Protection Degree IP40. Standards & Approvals IEC/EN 60255, UL 508, CSA C22.2 No. 14, CE, cULus. Typical Applications • Conductivity-based liquid level detection in tanks (probe resistance changes when immersed). • Moisture or humidity detection (with resistive humidity sensors). • Monitoring of heating elements for open circuit (infinite resistance) or degradation. • Ground electrode or bonding strap continuity checking. • Simple insulation monitoring of low-voltage circuits (e.g., detecting coolant leakage into a motor winding).

Technical Specifications / Parameters Parameter Specification Manufacturer Order Code 1SVR040008R1300 Product Family / Series ABB CR-M / CM-MSN.x Series (Current Monitoring Relays) Device Type Universal Current Monitoring Relay Monitoring Functions • Overcurrent (I>) • Undercurrent (I<) • Phase Failure Detection (when used in 3-phase mode with multiple relays or a specific variant) Current Input • Direct Input: Typically up to 5A AC via internal measurement circuit. • External CT Input: For higher currents, connects to standard 1A or 5A secondary current transformers. Setting Range (via DIP) Adjustable over a wide range (e.g., from 10% to 200% of the CT secondary current), selectable via DIP switches. Power Supply (Us) Wide-range 24...240V AC/DC (auto-sensing). Output Relay 1 Changeover (CO) Contact (SPDT: 1 NO + 1 NC) • Contact Rating: Typically 6A / 250V AC (resistive load). Setpoint Adjustment Via rotary DIP switches on the front/side for selecting current range and trip threshold (as a percentage of the set nominal current). Time Delays Adjustable start-up delay (to ignore inrush currents) and trip delay (for stable operation). Status Indication LEDs for Power (ON), Alarm/Trip, and sometimes Load Current Present. Mounting DIN Rail Mounting (35mm). Module Width 22.5mm (1 module width) or 17.5mm (for ultra-compact variants). Operating Temperature -25°C ... +55°C. Standards & Approvals IEC/EN 60255, UL 508, CSA C22.2 No. 14, CE, cULus listed. Connection Screw-clamp terminals. Typical Applications • Motor protection against overload, underload (e.g., pump dry-run), and phase loss. • Heating element monitoring for broken filaments. • Fan and blower supervision (detecting belt slippage or blockage via undercurrent). • Pump sequencing and duty control. • General machine monitoring for tool breakage or jamming.

Technical Specifications / Parameters Parameter Specification Manufacturer Order Code 1SVR040000R01700 Catalogue Type CC-U/STD Brand / Series ABB CR-U Series (Universal Monitoring Relays) Device Type Universal Monitoring Relay (Switching Amplifier) with 2 Adjustable Setpoints Input Signal Type DC Voltage or True RMS AC Voltage. Input Voltage Range Typically 0...10V DC or 0...500V AC (selectable or via different models). Input Impedance High impedance (>100kΩ for voltage inputs) to avoid loading the signal source. Setpoint Adjustment Via two front-panel potentiometers for independent adjustment of upper and lower switching thresholds. Monitoring Function Configurable as a window comparator (output active when signal is inside a set range) or outside a range comparator. This provides hysteresis to prevent output chattering. Output Relay 1 Changeover (CO) Contact (SPDT: 1 NO + 1 NC) • Contact Rating: Typically 6A / 250V AC (resistive load). Output Logic Configurable (e.g., relay energized when condition is met, or de-energized). Power Supply Separate auxiliary supply, typically 24...240V AC/DC (wide-range). Response Time Typically < 500ms. Status Indication LEDs for Power, Input Signal Present, and Output Status. Mounting DIN Rail Mounting (35mm). Module Width 22.5 mm (1 module width, compact). Operating Temperature -25°C to +55°C. Front Protection Degree IP40. Standards & Approvals IEC/EN 60255, UL 508, CSA C22.2 No. 14, CE, cULus. Typical Applications • Level monitoring using a potentiometric sensor (e.g., in tanks). • Pressure or flow switch using a 4-20mA/0-10V transmitter (with external resistor). • Speed monitoring using a tachogenerator. • Over/under-voltage monitoring of DC bus or battery banks. • General-purpose alarm annunciator for any analog signal.

Technical Specifications / Parameters Parameter Specification Manufacturer Order Code 1SVR430740R9000 Catalogue Type CM-TCS.26 Brand / Series ABB CM-TCS Series (Digital Timer Relays) Device Type Digital Timer Relay (Time Delay Relay) Operating Modes Multiple modes, typically including: • On-Delay (Delay on Make) • Off-Delay (Delay on Break) • Interval / One-Shot • Flicker (Flashing) • Symmetrical / Asymmetrical Pulse Output Time Delay Range Wide range, adjustable via front DIP switches or rotary dials. Typically from 0.1 seconds up to 100 hours (selectable ranges). Setting Accuracy High accuracy (typically ±0.5% of set value or better). Supply Voltage (Us) Wide-range 24...240V AC/DC (auto-sensing). Input Signal The supply voltage also serves as the control signal. Timer starts upon application (for on-delay) or removal (for off-delay) of supply voltage. Output Relay 1 Changeover (CO) Contact (SPDT - 1 NO + 1 NC) • Contact Rating: Typically 8A / 250V AC (resistive load). Reset Function Instantaneous reset upon power interruption (for on-delay). For off-delay, behavior depends on the specific mode. Status Indication LEDs for Power (Supply) and Output Status (shows when the output relay is energized). Time Setting Method Via rotary DIP switches or thumbwheel switches on the front for selecting the time multiplier (e.g., x0.1s, x1s, x1min) and digit dials for setting the precise value. Mounting DIN Rail Mounting (35mm). Module Width 22.5mm (1 module width). Operating Temperature -20°C to +60°C. Front Protection Degree IP40. Standards & Approvals IEC/EN 60255, UL 508, CSA C22.2 No. 14, CE, cULus. Typical Applications • Motor Star-Delta starting sequence control. • Conveyor belt sequencing and interlocking. • Pump duty cycling (alternating pumps). • Lighting control (stairwell lighting, signage). • Machine tool control cycles (dwell times, cool-down periods). • Ventilation system control (delayed shut-off).

Technical Specifications / Parameters Parameter Specification Manufacturer Order Code 1SVR550127R1100 Product Family / Series ABB CM-SPS.x Series (Single-Phase Voltage Monitoring Relays) Device Type Single-Phase Voltage Monitoring Relay Monitoring Functions • Undervoltage (U<) • Overvoltage (U>) • Voltage Asymmetry / Phase Loss (Detection of supply failure in a single-phase context) Rated Supply Voltage (Us) 24...240V AC/DC (Wide-range, auto-sensing). This is both the monitored voltage and the relay's own operating power. Monitoring Voltage Range Corresponds to the supply voltage range (Us). Setpoint Adjustment Via rotary DIP switches on the side/front for setting voltage thresholds (e.g., 85% for undervoltage, 110% for overvoltage) and time delays. Output Relay 1 Changeover (CO) Contact (SPDT) • Contact Rating: Typically 6A / 250V AC (resistive load). Output Logic Configurable (e.g., output energized under normal conditions and de-energized upon fault, or vice-versa). Time Delays Adjustable start-up delay (to ignore brief disturbances during power-up) and trip delay (to prevent nuisance tripping on short dips/surges). Status Indication LEDs for Power (ON), Output Status, and sometimes Fault indication. Mounting DIN Rail Mounting (35mm, EN 60715) Module Width 12.5mm (Extremely compact, less than 1 standard module). Operating Temperature -25°C ... +55°C Standards & Approvals IEC/EN 60255, UL 508, CSA C22.2 No. 14, CE, cULus listed. Connection Slotted screw terminals. Typical Applications • Mains voltage monitoring for control panels, PLCs, and sensitive electronics. • Undervoltage protection for motors and compressors. • Sequential start-up of equipment after a power restoration (using the start-up delay). • Pump protection against dry-running caused by low voltage. • Monitoring of uninterruptible power supply (UPS) output or generator voltage.

Technical Specifications / Parameters Parameter Specification Manufacturer Order Code 1SVR040013R2702 Catalogue Type CC-U/RTDR Brand / Series ABB CR-U Series (Universal Monitoring Relays) Device Type Universal Temperature Monitoring Relay (RTD Input) Sensor Input Type Resistance Temperature Detector (RTD) Supported Sensor Standards Pt100 (2, 3, or 4-wire connection), Pt1000, Ni100, Ni1000 (configurable). Temperature Measurement Range Programmable, typically -50°C to +400°C (depending on RTD type and configuration). Accuracy Typically ± (0.5% of reading + 1 digit) or better, depending on sensor configuration. Monitoring Functions • Over-temperature Alarm/Trip (High Limit) • Under-temperature Alarm/Trip (Low Limit) • Configurable for Window Mode (inside/outside a range). Number of Outputs 1 or 2 relay changeover contacts (CO - SPDT), depending on model variant and configuration. Output Relay Rating Typically 6A / 250V AC (resistive load). Power Supply Wide-range 24-240V AC/DC (auto-sensing). Setpoint Adjustment Via front-panel rotary DIP switches, pushbuttons, or potentiometers, depending on variant. Display (if equipped) Some variants may feature a digital display for real-time temperature reading and setpoint viewing. Hysteresis Adjustable (prevents output chattering near the setpoint). Response Time Typically < 500ms. Mounting DIN Rail Mounting (35mm). Module Width 22.5 mm (1 module, compact design). Operating Temperature -25°C to +55°C (ambient). Front Protection Degree IP40 (for front panel). Standards & Approvals IEC/EN 60255, UL 508, CSA C22.2 No. 14, CE, cULus. Typical Applications • Motor and bearing temperature protection. • Winding temperature monitoring of transformers and generators. • Process temperature control in ovens, kilns, and reactors. • Protection against freezing in pipelines and tanks. • HVAC system monitoring.

Technical Specifications / Parameters Parameter Specification Manufacturer Order Code 1SVR011700R0000 Product Family / Series ABB CM-E Series (Ground Fault & Earth Monitoring Relays) Device Type Neutral Grounding Resistor (NGR) Monitor / Broken Resistor Detector Monitored System Type Primarily for Resistance-Grounded AC systems (High-Resistance Grounding - HRG, or Low-Resistance Grounding - LRG). Monitoring Principle Continuously injects a small, safe DC or low-frequency AC test current through the NGR and neutral point, measuring the resulting voltage or impedance to calculate and monitor the actual resistance value. Monitoring Functions • Resistor Failure Detection (Open Circuit / Broken Resistor) • Resistor Short-Circuit Detection • Resistance Value Deviation Alarm (High/Low Thresholds) • Ground Connection Continuity Monitoring Input Voltage (Supply) Typically 24-240V AC/DC (wide-range, for relay logic power). Auxiliary Supply for Monitoring Circuit May have a separate, isolated low-voltage DC source for the injection/monitoring circuit. Output Relays Typically 2 or more changeover (CO) contacts for: • Alarm (Warning for deviation) • Trip (for critical failure like open circuit) Resistance Measurement Range Designed to match common NGR values (e.g., from a few ohms to several kilohms). Specific range depends on the model variant. Setpoints Adjustable thresholds for: • High Resistance Alarm/Trip (detects open circuit or increased resistance) • Low Resistance Alarm/Trip (detects shorted turns or decreased resistance) Status Indication LEDs for Power, Alarm, Trip, and System Healthy. Mounting DIN Rail Mounting (35mm). Communication Basic models have relay outputs only; advanced variants may include Modbus RTU or other communication protocols. Standards & Approvals IEC/EN 60255, UL 508, CE. Key Application Protection of motors, generators, transformers, and cables in: • Industrial plant power distribution (e.g., mining, oil & gas, manufacturing) • Marine electrical systems • Data center power systems • Any critical system employing resistance grounding for fault current limitation and service continuity.

Technical Specifications / Parameters Parameter Specification Manufacturer Order Code 1SVR430103R0200 Product Family / Series ABB CM-MSS.x / Motor Saving Series (MS) Device Type 3-Phase Current Monitoring Relay (Electronic Protective Relay) Monitoring Functions • Overcurrent (I>) • Undercurrent (I<) • Phase Failure / Loss • Phase Unbalance (Asymmetry) • Phase Sequence (Rotation) Input Current Range 0.1A ... 10A (Direct connection) • Higher currents via external current transformers (CTs). Power Supply Voltage (Us) 24...240V AC/DC (Wide-range, auto-sensing) Output Relay 1 Changeover (CO) Contact (SPDT) • Rated Load: Typically 6A / 250V AC (resistive) Setpoint Adjustment Via rotary DIP switches and/or potentiometers on the front face (exact method depends on the specific MSS.x variant). Trip/Reset Mode Typically Automatic reset after fault clearance, or manual reset via external command, depending on configuration. Time Delays Adjustable start-up delay (to ignore motor inrush) and trip delay (to prevent nuisance tripping). Status Indication LEDs for Power (ON), Alarm/Trip, and sometimes Load Current status. Mounting DIN Rail Mounting (35mm, EN 60715) Module Width 22.5mm (Ultra-compact, 1 module wide) Operating Temperature -25°C ... +55°C Standards & Approvals IEC/EN 60255, UL 508, CSA C22.2 No. 14, CE, cULus listed. Connection Screw-clamp terminals. Typical Applications • Protection of 3-phase motors (pumps, fans, compressors). • Monitoring of heating elements. • Pump dry-run protection (via undercurrent). • Conveyor belt slip/break monitoring. • Ensuring correct phase rotation for sensitive equipment.

Technical Specifications / Parameters Parameter Specification Manufacturer Order Code 2TAZ220401R2104 Product Family ABB Push Button & Indicator Light System (CP-S Series or similar) Device Type Selector Switch Head (Operator) with Integrated LED Indicator Operator Style Flush-Mounted, Knurled Knob (for finger-tip operation) Knob Color Black Indicator Type Built-in, Fixed LED Indicator Color Red Number of Positions Typically 2-position (ON-OFF) or 3-position (e.g., I-0-II) selector, depending on the compatible contact block used. Operation Maintained position (stays in the selected position). Mounting Hole Diameter 22.5 mm (Standard) Contact Configuration None (This is the operator only. It requires a separate, compatible selector switch contact block which provides the actual electrical contacts, e.g., 1NO/1NC, 2NO/2NC, etc.). LED Supply Voltage Designed for a specific voltage range (e.g., 24V AC/DC, 48V AC/DC, 110V AC, 230V AC). Mechanical Life > 1,000,000 cycles Front Panel Protection Typically IP65 (Dust-tight and protected against water jets) when properly mounted with seal. Material (Front) High-impact thermoplastic (e.g., Polyamide for knob, Polycarbonate for lens). Compatibility Mounts onto standard ABB 22.5mm selector switch contact blocks. The contact block determines the switching logic and the electrical rating. Installation Snap-fit mounting from the front of the panel into a 22.5mm cutout. Electrical connections for the LED are made to terminals on the rear of the contact block.

Technical Specifications / Parameters Parameter Specification Manufacturer Type Code GSH201 AC-D16/0.03 Brand / Series ABB System PRO M compact® (GSH201 Series) Device Type Residual Current Circuit Breaker (RCCB) / Residual Current Operated Circuit-Breaker without Integral Overcurrent Protection Number of Poles 1-Pole + Neutral (1P+N). It protects a single-phase circuit by monitoring both the Phase and Neutral conductors. Rated Current (In) 16 A (This is the maximum continuous current the device can carry. It does NOT provide overload protection). Rated Residual Operating Current (IΔn) 30 mA (High sensitivity, providing protection against direct contact / electric shock). Residual Current Type Type AC: Sensitive to sinusoidal alternating residual currents only. Rated Operational Voltage (Ue) 230 V AC (Single-phase) Rated Insulation Voltage (Ui) 500 V AC Tripping Characteristic Instantaneous (<0.1 seconds) for residual currents ≥ IΔn. Non-tripping Residual Current 0.5 x IΔn (15 mA) guaranteed. Short-Circuit Capacity Requires series protection by an upstream MCB (e.g., SH201-C16). Its own withstand rating is typically 4.5kA or 6kA (IEC 61008). Mechanical Life ≥ 20,000 operations Electrical Life ≥ 20,000 operations (at In) Test Button Yes. A built-in push-button ("T") to simulate a fault and verify proper functionality. Mounting DIN Rail Mounting (35 mm symmetrical rail, EN 60715) Module Width 36 mm (2 modules) Standards Compliance IEC/EN 61008-1, IEC/EN 61009-1 (for RCBOs, relevant for construction), CE, CCC, etc. Terminals Cage Clamp Terminal for both Phase and Neutral. Connectable Conductors Rigid/Flexible Copper: 1 - 25 mm² Ambient Temperature Range -25°C to +55°C (for calibration)