Designing H-Bridge Motor Drives Without Shoot-Through
A practical guide to H-bridge motor drives covering switching states, dead time, inductive current paths, PWM choices, protection, PCB layout, PLC interfacing, and staged commissioning tests.
Manufacturer: Weidmuller
Product No.: IE-SW-BL06-1TX-4POE-1SC
Country of origin:Germany
Product Type: Industrial Ethernet Switches
Payment: T/T, Western Union
Weight: 1000g
Dimensions: 50 mm x 115 mm x 70 mm
Shipping port: Xiamen
Warranty: 12 months
Integrating seamlessly into harsh industrial control architectures, the Weidmuller IE-SW-BL06-1TX-4POE-1SC unmanaged Ethernet switch facilitates robust data transmission and power delivery. This hardware variant, identified by part number 1504250000, features four Power over Ethernet (PoE) ports, one standard Fast Ethernet copper port, and one SC-Duplex multimode fiber-optic port to support extended-distance communication up to 5 km.
| Parameter | Specification Value |
|---|---|
| Manufacturer | Weidmuller |
| Part Number | 1504250000 |
| Model Code | IE-SW-BL06-1TX-4POE-1SC |
| Switch Type | Unmanaged PoE |
| Total Ports | 6 |
| PoE Ports | 4x RJ45 (10/100BaseT(X)) |
| Copper Ports | 1x RJ45 (10/100BaseT(X)) |
| Fiber Ports | 1x SC-Duplex Multimode (100BaseFX) |
| Transmission Distance | 5 km (typical) |
| Transmission Rate | 100 Mbps |
| Input Voltage | 12/24/48 V DC (Redundant inputs) |
| Inrush Current | 64.56 A at 48 V DC (0.1 to 1 ms) |
| Connection Type | 1x Removable 4-pin terminal block |
| MAC Table Size | 2 K |
| Packet Buffer Size | 768 kBit |
| Housing Material | Aluminium |
| Protection Class | IP30 |
| Operating Temperature | -10 degC to 60 degC |
| Storage Temperature | -40 degC to 85 degC |
| Operating Humidity | 5% to 95% (non-condensing) |
| Dimensions (W x H x D) | 50 mm x 115 mm x 70 mm |
| Net Weight | 375 g |
| Shipping Weight (Calculated) | 1.0 kg |
| Terminal / Port | Function / Assignment |
|---|---|
| Pin 1 (4-Pin Terminal Block) | V1+ (Primary Power Input) |
| Pin 2 (4-Pin Terminal Block) | V1- (Primary Power Ground) |
| Pin 3 (4-Pin Terminal Block) | V2+ (Redundant Power Input) |
| Pin 4 (4-Pin Terminal Block) | V2- (Redundant Power Ground) |
| Ports 1 to 4 | 10/100BaseT(X) RJ45 with PoE Injector |
| Port 5 | 10/100BaseT(X) RJ45 Standard Copper Port |
| Port 6 | 100BaseFX Multimode SC-Duplex Fiber Port |
The IE-SW-BL06 series serves as a direct drop-in replacement for older IE-SW-BL05 series configurations when PoE injection is required at the edge. Ensure that existing power supplies are rated for the total PoE budget (typically 15.4W per port for standard PoE) plus the switch's internal consumption.
When operating at the lower end of the input voltage range (12V or 24V DC), verify that the internal step-up converter can stably deliver the 48V DC required for PoE compliance to connected PDs (Powered Devices). In high-vibration environments, ensure the DIN-rail clip is securely locked and the 4-pin terminal block screws are torqued to 0.5 Nm to prevent intermittent power loss.
Always use shielded twisted-pair (STP) Cat5e or Cat6 cabling for the copper ports to mitigate electromagnetic interference (EMI) in high-voltage panels. The SC-Duplex fiber port must be cleaned with an approved optical fiber connector cleaner before insertion to prevent signal attenuation over the 5 km maximum run.
CRITICAL WARNING: De-energize all power sources before attempting installation, wiring, or maintenance. Ensure the redundant power supply lines are completely isolated. Failure to follow these protocols can result in electrical shock, equipment damage, or unexpected system downtime.
Mount the switch onto a standard TS 35 DIN rail, ensuring the top hook catches the rail first, then press down until the latch snaps into place.
Connect the functional ground screw on the aluminum housing to the local protective earth (PE) system using a minimum 14 AWG wire.
Wire the redundant power sources to the removable 4-pin terminal block, verifying correct polarity for V1 and V2 inputs.
Insert the terminal block into the switch socket and secure the retention screws.
Connect the RJ45 copper cables and the SC-Duplex multimode fiber optic cable to their respective ports.
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Returns & Warranty

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Returns & 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 .
| Country of origin |
Germany
|