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NCE > Products > Siemens LV Product Information

LV Switchgears, Controlgears, Automation and Drives

NCE is a solution partner of Siemens.
Together with Siemens, NCE has developed various Low Voltage Switchboards (LVB) and Motor Control Centres (MCC) based on Siemens LV switchgears and controlgears for different applications for different industries.

NCE provides technical support and switchgear/controlgears spare parts for our customers to ensure smooth and continuous operation and to facilitate testing & commissioning, maintenance, upgrading, modification and even replacement.

Below, you will find some technical information of the major components used in NCE Switchboards and MCC. You can also download product catalogues directly.

For further information and enquiry about spare parts, please contact our Mr. Alan Man (alan.man@nce.com.hk) or Mr. Stephen Yuen (stephen.yuen@nce.com.hk).
Or see Contact Us page for more contact information.




Videos of Siemens Products
In response to popular demand of product training, NCE has prepared some videos of basic operations and installation of NCE products. Below you will find some videos of Siemens products. We hope you will find them useful. (If you cannot see the video, you need to download/install the free Adobe Flash Player.)

Siemens 3WL ACB Operation


Siemens 3VL MCCB Operation


Product Information

Siemens 3WL ACB

■ Standard: IEC 60947-2
■ Rating: 630A to 6300A (AC), 1000A to 4000A (DC)
■ Version: Fixed-Mounted Version or Withdrawable Version
■ Pole: 3 Pole or 4 Pole
■ Breaking Capacity (415V): 55kA (N Class) or 66kA (S Class) or 100kA (H Class)
■ STWC (Icw): 42kA 1s (N Class) or 50kA 1 s (S Class) or 80kA 1 s (H Class)
■ Utilization Class: Class B
■ Electronic Protection Release: None or LI or LSI or LSIN or LSIG or LSING
■ Charging Mechanism: Hand Spring Charger or Motorized Charger
■ Key Interlock: CES Key or Profalux Key or Castell Key
■ Busbar Flange Connection: Horizontal or Vertical or Front-Access
■ Accessories: Shunt Release, Closing Solenoid, Padlock, Door Lock, etc.

Download Catalog
Siemens 3VL MCCB

■ Standard: IEC 60947-2
■ Rating: 16A to 1600A (AC)
■ Version: Fixed-Mounted Version or Plug-In Version or Withdrawable Version
■ Pole: 3 Pole or 4 Pole
■ Breaking Capacity (415V): 55kA (N Class) or 70kA (H Class) or 100kA (L Class)
■ Utilization Class: Class A (16A to 630A), Class B (800A to 1600A)
■ Protection Release: TM or LI or LSI or LSIN or LSIG or LSING
■ Operation Mechanism: Toggle or Rotary Handle or Motorized Charger
■ Interlocking Module for ATS: Rear or Bowden Wire
■ Add-on Module: RCD Module
■ Accessories: Auxiliary Contact, Shunt Release, Closing Solenoid, etc.

Download Catalog
Siemens 3KA Isolating Switch (Disconnector)
Siemens 3LD Isolating Switch (Disconnector)

■ Standard: IEC 60947-3
■ Rating: 16A to 125A (3LD), 63A to 630A (3KA, 3KE)
■ Version: Complete Version or Basic Switch Only Version
■ Pole: 3 Pole or 4 Pole
■ Utilization Class: AC23 (415V)
■ Operation Mechanism: Door Coupling Rotary Handle or Direct Handle
■ Accessories: Auxiliary Switch, Terminal Cover, etc.

Download Catalog
Siemens 3KL Fuse-Switch (Disconnector)
Siemens 3KE Fuse-Switch (Disconnector)

■ Standard: IEC 60947-3
■ Rating: 63A to 800A
■ Version: Complete Version or Basic Switch-Only Version
■ Pole: 3 Pole or 4 Pole
■ Utilization Class: AC23 (415V)
■ Operation Mechanism: Door Coupling Rotary Handle or Direct Handle
■ Accessories: Auxiliary Switch, Fuse Cover, Terminal Cover, etc.

Download Catalog
Siemens 3RT, 3TF Contactor

■ Standard: IEC 60947-4
■ 3 Pole Contactor: 3RT10 Series, 3kW– 250kW, rated at AC2/3 @ 415V
■ 3 Pole Vacuum Contactor: 3RT12 (110kW–250kW), 3TF68, 69 (335kW-450kW), AC3 @ 415V
■ 3 Pole Capacitor Contactor: 3RT16 (12.5kVar–50kVar), rated at AC-6b @ 400V
■ 4 Pole Contactor: 3RT13 (4NO), 3RT15 (2NO+2NC), upto Size 3, rated at AC1 @ 415V
■ 4 Pole Contactor: 3TK1 (4NO), 200A-1000A, rated at AC1 @ 415V
■ Other Version: Solid State Operating Mechanism, Remaining Life Time (RLT) via AS Interface
■ Size (AC2/3 @ 415V Rating): S00 (7A-12A), Size 0 (9A-25A), Size 2 (32A-50A)
■ Size (AC2/3 @ 415V Rating): Size 3 (30A-45A), S6 (115A-185A), Size 10 (225A-300A)
■ Size (AC2/3 @ 415V Rating): Size 12 (400A-500A), Size 14 (630A-820A)
■ Coil Voltage: 24V or 110V or 220-240V (AC or DC operation)
■ Accessories (1): Auxiliary switch, Mech. Interlock, Latching Block, Timer block
■ Accessories (2): Surge Suppressor, Solenoid Coil, Solder-Pin Adapter, Coupling Link…etc

Download Catalog
Siemens 3RV1 Motor Breaker
Siemens 3RU1 Overload Relay
Siemens 3RB2 Motor Protection Relay

■ 3RV1 Motor Breaker: Overload Relay + Short Circuit Protection (upto 100kA)
■ 3RU1 Overload Relay: Thermal Overload Relay (Class 10)
■ 3RB20, 21 Motor Protection Relay: Solid State Overload Relay (Class 10, 20,)
■ 3RB22, 23 Motor Protection Relay: Solid State Overload Relay (Adjustable Class)
■ Basic Module Required: Evaluation Module + CT Module
■ Add-on Modules: Analog Output Module / Ground Fault Module
■ Protection: Class 10 / 20 / 30, Overload Protection & Thermistor Motor Protection

Download Catalog
Siemens Micromaster MM430, MM440 Variable Speed Drive

■ Application: Variable Torque (MM430), Constant Torque (MM440)
■ Rating (400VAC): 7.5kW – 250kW (MM430), 0.37kW – 75kW (MM440)
■ Power Factor: >=0.95
■ Inverter Efficiency: 96% to 97%
■ Overload Capability: 1.1 x In for 60s (MM430), 1.5 x In for 60s (MM440)
■ Operator Panel: BOP-2 (MM430), BOP (MM440)
■ Digital Programmable Input & Output: 6 Inputs / 3 Relay Outputs
■ Analogue Programmable Input & Output: 2 Inputs / 2 Outputs
■ Communication: RS485/USS / Profibus DP & DeviceNet (optional module)
■ Commissioning Software: STARTER Software or DriveMonitor Software
■ Accessories: EMC Filter, Line Choke, Motor Choke, etc.

Download Catalog
Siemens Sinamics G120 Variable Speed Drive (Chassis Unit)

■ Rating (380VAC – 480VAC): 0.375W – 132kW
■ Basic Components: Control Unit + Power Module (PM240, PM250 or PM260)
■ Application (1): PM240 Power Module for Pump, Fan, Conveyor, etc.
■ Application (2): PM250, PM260 Power Module for Regenerative Energy Feedback
■ Power Factor: 0.7 – 0.85 (PM240 Power Module)
■ Inverter Efficiency: 95% to 97% (PM240 Power Module)
■ Overload Capability: 1.1 x In for 60s (PM240 Power Module)
■ Operator Panel: BOP (5 Digit LED Display)
■ Digital Programmable Input & Output: 6 Inputs \ 3 Relay Outputs (CU240E)
■ Analogue Programmable Input & Output: 2 Inputs \ 2 Outputs (CU240E)
■ Communication: RS485/USS (CU240E) or Profibus DP (CU240S DP)
■ Commissioning Software: STARTER Software or Drive ES Software
■ Accessories: Line Filter, Line Reactors, Braking Resistor, Sine-wave Filter, etc.

Download Catalog
Siemens Sinamics G150 Variable Speed Drive (Cabinet Unit)

■ Rating (380VAC – 480VAC): 110kW – 560kW
■ Version : Version A or Version C (All line side components can be installed)
■ Application: Pump, Fan, Conveyor, Compressor, Extruder, Mill, etc.
■ Power Factor: 0.93 – 0.96
■ Inverter Efficiency: > 98%
■ Overload Capability: 1.1 x In for 60s
■ Operator Panel: AOP30 (Graphical LCD and Plain Text Display)
■ Digital Programmable Input & Output: 4 Inputs / 4 Outputs (TB30 Terminal Board)
■ Analogue Programmable Input & Output: 2 Inputs / 2 Outputs (TB30 Terminal Board)
■ Communication: RS485/USS (CU240E) / Profibus DP (CU320 Control Unit)
■ Commissioning Software: STARTER Software or Drive ES Software
■ Accessories: Line Filter, Line Reactors, Braking Resistor, Sine-wave Filter, etc.

Download Catalog
Siemens 3RW30/31 Soft Starter
Siemens 3RW40 Soft Starter
Siemens 3RW44 Soft Starter

■ Rating (400VAC): 1.1kW – 55kW (RW30/31), 15kW – 710kW (3RW44)
■ Application: Pumps, Fans, Blowers, Conveyors, Escalator…etc.
■ Soft Starting & Stopping Method: Voltage Ramp
■ Bypass System: Built-in Bypass Contact (except for RW3003)
■ Protection: Built-in Overload Protection (only for 3RW40, 3RW44)
■ Communication: Profibus DP module (optional)
■ Commissioning Software: Soft Starter ES Software
■ Accessories: Semi-conductor Fuse for protecting Thryristors.

Download Catalog
Siemens 3UF7 Simocode-Pro Motor Manager

■ Components: Basic Unit + CT\VT + Operator Panel + Add-on Modules
■ Add-on Modules: Digital / Analog / Ground Fault / Temperature Modules
■ Intelligence: Buttons and LEDs in Operator Panel are programmable
■ Protection (1): Overload / Phase Failure / Unbalance / Stalled protection
■ Protection (2): Under Voltage / Current Limit / Thermistor
■ Communication: Built-in Profibus DP port in Basic Unit
■ Configuration Software: Simocode ES Software
■ Accessories: Memory module, Address Plug, Door Adaptor

Download Catalog
Siemens 3RP, 3UG, 3RS, 3RN1 Timing and Monitoring Relay

■ 3RP15-XX: On-Delay / Off-Delay / Wye-Delta / Mulit-Functions Timing Relay
■ 3UG45/46-XX: Phase Failure / Phase Unbalance / Under & Over -Voltage Relay
■ 3UG4621–XX: Over-Current and Under-Current Relay
■ 3UG4624–XX: Residual Current Monitoring Relay
■ 3UG3081/82–XX: Insulation Monitoring Relay
■ 3UG4651–XX: Speed Monitoring Relay
■ 3RS10/11-XX: PT100, Type J, Type K Temperature Monitoring Relay
■ 3RN1-XX: PTC Thermistor Motor Protection Relay

Download Catalog
Siemens 3TK Safety Relay

■ Safety Standards: EN 954-1 (Upto Category 4)
■ Safety Standards: IEC 61508 (Upto SIL3)
■ Max. Enabling Circuits in Basic Unit: 3 NO
■ Max. Signalling Circuits in Basic Unit: 2 NC
■ Enabling Circuits in Expansion Unit: 4 NO
■ Start Options: Auto Start or Monitored Start
■ Outputs: Relay Output or Solid State Output
■ Rated Control Voltage: 24VDC

Download Catalog
Siemens LOGO! Programmable Logic Relay

■ Version: Logo Basic, Logo Pure (without display), SIPLUS
■ Rated Voltage: DC24V, DC115V, DC230V, AC24V, AC115V, AC230V
■ Integrated Digital Inputs / Outputs: 8xDI / 4xDO
■ Types of Expansion Modules: 8xDI, 8xDO, 2xAI, 2xAO
■ Max. IO via Expansion Modules: 24xDI, 16xDO, 8xAI, 2xAO
■ Communication: EIB/KNX Module, AS-Interface Module
■ Software: LOGO! Prom, LOGO! Soft Comfort V6.0
■ Accessories: Memory Card, Battery Card, USB PC Cable…etc.

Download Catalog
Siemens SIMATIC S7-200 PLC

■ Application: Low-end performance range
■ CPU: CPU-221, 222, 224, 224XP, 226
■ Program Memory: 4KB to 24KB
■ Data Memory: 2KB to 10KB
■ Execution Time for Bit Operation: 0.22s
■ Types of Modules (1): DI, DO, AI, AO, Thermocouple, RTD
■ Types of Modules (2): Positioning, Weighting, Radio Clock
■ Max. IO via Expansion Modules: 128xDI, 120xDO, 30xAI, 15xAO
■ Communication via CP: PPI, Modem, AS-Interface, Profibus, Profinet
■ HMI: TD100C, TD200C, TD400C, TP177micro, OP73 mirco
■ Software: Step 7 Micro\WIN (LD, FBD, IL)

Download Catalog (Hardware)
Download Catalog (Software)
Siemens SIMATIC S7-300 PLC

■ Application: Mid-performance range
■ Type of CPU: Compact CPU, Standard CPU, Fail-safe CPU, Tech. CPU
■ Program Memory: 4KB to 1400KB
■ Data Memory: 2KB to 10KB
■ Execution Time for Bit Operation: 0.01s (CPU 319)
■ Types of Modules (1): DI, DO, AI, AO, Thermocouple, RTD
■ Types of Modules (2): Positioning, Weighting, Radio Clock
■ Max. IO Address: 8192 / 8192 byte
■ Redundancy: Software Redundancy is possible
■ Distributed IO System: ET200S, ET200pro
■ Communication via CP: PPI, AS-Interface, Profibus, Profinet
■ Software: Step 7, Step 7 Professional (LD, FBD, IL, SCL, S7-Graph, CFC)

Download Catalog (Hardware)
Download Catalog (Software)
Siemens SIMATIC S7 ET200M Remote I/O

■ Remote IO system installed inside Cabinet: ET 200S, ET200iSP, ET200M
■ Remote IO system installed without Cabinet: ET200pro, ET 200eco
■ ET 200S: Bit Modular Design, Hot Swapping, Direct cable termination
■ Type of Modules: Interfaces / Power / Electronic / Motor Starter / Bus / Terminal
■ IM151-1 Interface: by Profibus DP, connect upto 128 channels
■ IM151-3 PN Interface: by Profinet, connect upto 63 modules
■ IM151-7 Interface: by Profibus or MPI, integrated CPU 314, as Profibus Master
■ ET 200iSP: For Hazardous Zone 1, 21 and 2, 22, Hot Swapping, Support Fail-Safe
■ IM152-1 Interface: by Profibus, connect upto 32 Electronic Modules
■ ET 200M: Modular design, can expand with S7-300 functional & CP modules, Hot Swapping
■ IM153-1 Interface: by Profibus DP, as Slave Interface
■ IM153-2 Interface: by Profibus DP, as Slave Interface, for use in redundant system
■ ET 200pro: Standard or High Feature Modules, with IP65\67 rugged casing
■ IM154-1 Interface: by Profibus DP
■ IM154-2 Interface: High Features, by Profibus DP
■ IM154-4 PN Interface: High Features, by Profinet
■ Expansion Module: Bus Module + Electronic Module + Connection Module
■ Connection: Direct, or M12, 7/8”, or ECOFAST
■ ET 200eco: Digital IO Block, with IP65/67 rugged casing
■ Type of Modules: 8xDI, 16xDI, 8xDO, 16DO, 8xDI+8xDO
■ Connection: 2xM12 (bus) and 2x7/8” (power supply), or ECOFAST (2 x RS485)

Download Catalog
Download Brochure
Siemens SIMATIC S7-400 PLC

■ Application: High-end performance range
■ Type of CPU: Standard CPU, Fail-safe (F) CPU, Redundant (H) CPU
■ CPU: CPU 412, CPU 414, CPU 416, CPU 417
■ Program and Data Memory: from 288KB (CPU 412) to 30MB (CPU 417)
■ Execution Time for Bit Operation: 0.075s (CPU 412) to 0.018s (CPU 417)
■ Types of Modules (1): DI, DO, AI, AO, Counter, Cam Controller, Positioning
■ Types of Modules (2): Universal Closed Loop Controller, Radio Clock
■ Max. IO Address: 16384 / 16384 byte
■ Rack: UR1, UR2-H, CR2, for 18 Modules / UR2, ER2 for 9 Modules
■ Redundancy: Hot Standby Redundant for CPU 412-3H, CPU 414-4H, CPU 417-4H
■ Distributed IO System: ET200S, ET200pro
■ Communication via CP: PPI, AS-Interface, Profibus, Profinet
■ Software: Step 7, Step 7 Professional (LD, FBD, IL, SCL, S7-Graph, CFC)

Download Catalog (Hardware)
Download Catalog (Software)
Siemens HMI (Human Machine Interface)

■ Series: 70 Series, 170 Series, 270 Series, 270 MP Series, 370 MP Series
■ 70 Series Panel: 3” Key to 4.5” Key, 256KB to 1024KB Memory
■ 70 Series Panel: B/W STN LCD, Resolution: 60x64 (OP 77A)
■ 170 Series Panel: 5.7” Touch or + Key, 512KB to 2048KB Memory
■ 170 Series Panel: 256 Color STN LCD, Resolution: 320x240 (TP 177B)
■ 270 Series Panel: 5.7” Touch or Key, 4MB Memory
■ 270 Series Panel: 256 Color STN LCD, Resolution: 320x240 (TP 177B)
■ 270 MP Series Panel: 7.5” to 10.4” Touch or + Key, 6MB Memory
■ 270 MP Series Panel: 64K Color TFT LCD, Resolution: 640x480 (MP 277)
■ 370 MP Series Panel: 12.1” to 15.1” Touch or Key, 7168KB Memory
■ 370 MP Series Panel: 256 Color TFT LCD, Resolution: 800x600 (MP 370)
■ Interface: PPI, MPI, Profibus DP, Profinet (only for 170 series or above)
■ Software: WinCC Flexible, Standard, Advanced

Download Catalog (Hardware HMI)
Download Catalog (Software HMI) (WinCC)
Siemens Profibus Network Components

■ Electrical Network: Profibus bus cable, FastConnect, Ecofast connector, M12, 7/8”
■ Optical Network: Glass, Plastic, PCF fiber-optic cable, OLM-Optical Link Module
■ System Interface: Communication Modules for S7-300, C7, S7-400, PG/PC
■ Profisafe FS400 Light Curtains and Light Grids
■ Profibus DP Laser Scanners
■ RFID System Communication Modules

Download Catalog
Siemens Profinet / Industrial Ethernet Network Components

■ Electrical Network: IE FC TP cable, IE Hyrid cable, IE FC RJ45 Plug & M12 Plug
■ Optical Network: Glass, POF, PCF fiber-optic cable, POF, PCF terminating kit
■ Industrial Ethernet Switch
■ S7-300 and S7-400 CPU with Profinet Interface
■ System Interface: Communication Modules for S7-200, S7-300, S7-400, PG/PC, HMI
■ System Interface: Communication Modules for ET200, SIMOTION, SINUMERIK
■ System Interface: Communication Modules for SINAMICS, RFID, Image Processing

Download Catalog
Siemens AS Interface Communication Components

■ ASIsafe Components: Safety Monitors, Safety Modules, Position Switches, Actuators
■ ASIsafe Components: Hinge Switch, Light Curtain & Light Grid, Laser Scanner
■ AS-Interface (Master) Module: CP142-2, CP243-2, CP343-2, CP343-2P
■ AS-Interface (Slave) Module: Digital I/O Modules, Analog I/O Modules

Download Catalog




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