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11B1800048 - 3P CONTACTOR B180.00 48V
MPN: 11B1800048
Alt. SKU: B1800048
Why Choose the 11B1800048?
Lovato B180 three‑pole contactor, SKU 11B1800048, delivers reliable motor switching with IEC AC-3 operating current Ie of 185 A and a universal 48 VAC/DC coil. Engineered for demanding panels, this contactor suits industrial control and power applications, combining robust construction with straightforward screw mounting to speed installation while maintaining high performance and consistency across OEM builds and maintenance spares.
With Ui rated at 1000 V and Uimp at 8 kV, the B180 ensures insulation integrity under tough conditions. It offers Ith 275 A, mechanical life of 10,000,000 cycles, and operates from -50 to +70 °C up to 3000 m altitude (pollution degree 3). Terminal torque is 18 Nm. Conforms to IEC/EN, UL, and CSA 60947 standards; Sustainability certified.
Key Benefits
- 185 A AC-3 switching for dependable industrial motor control
- Universal 48 VAC/DC coil simplifies spares and control voltage selection
- High insulation: Ui 1000 V and Uimp 8 kV for safety
- Wide -50 to +70 °C operating range for harsh environments
- Long mechanical life up to 10,000,000 cycles reduces downtime
- Screw mounting and 18 Nm terminal torque ensure secure installation
- Rated Ith 275 A and Pollution Degree 3 for reliability
- Suitable up to 3000 m altitude; robust 5460 g construction
Technical Specification
- Product type designation: B180
- Number of poles: 3
- Rated insulation voltage Ui (IEC/EN): 1000 V
- Rated impulse withstand voltage Uimp: 8 kV
- Ith (IEC): 275 A
- Terminal tightening torque: 18 to 18 Nm
- Weight: 5460 g
- Mechanical life: 10000000 cycles
- Operating temperature: -50 to 70 °C
- Storage temperature: -60 to 80 °C
- Max altitude: 3000 m
- Pollution degree: 3
What’s Included
- Lovato B180 three-pole contactor with 48 VAC/DC coil (SKU 11B1800048)
- Manufacturer data sheet (PDF, downloadable)
- Original manufacturer packaging
Applications
- Industrial motor starters up to 185 A AC-3 duty
- Pumps, compressors, and conveyor drive control
- HVAC plant and building services equipment
- Heavy-duty automation and process control panels
- General power switching within specified ratings
Frequently Asked Questions
What is the coil voltage and type?
It uses a universal AC/DC coil rated 48 VAC/DC. This allows operation on either 48 V AC or DC supplies.
What are the AC-3 rating and number of poles?
It is a three‑pole contactor with IEC AC-3 operating current Ie of 185 A. Suitable for motor loads within this rating.
What are the insulation and impulse withstand ratings?
Rated insulation voltage Ui is 1000 V and impulse withstand Uimp is 8 kV. These ratings support use in demanding industrial environments.
What environmental limits should I observe?
Operating temperature is -50 to +70 °C and maximum installation altitude is 3000 m. Pollution degree is 3 per applicable standards.
How is it mounted and what terminal torque is required?
It is designed for screw mounting. Tighten terminals to 18 Nm as specified.
Safety note: Installation and maintenance must be carried out by qualified personnel. Isolate all power before work, follow IEC/EN 60947 practices, and tighten terminals to 18 Nm. Observe Pollution Degree 3 and 3000 m altitude limits.
| Manufacturer Part Number | 11B1800048 |
|---|---|
| Manufacturer | Lovato |
| HS Code | 85365080 |
| Barcode | 8013975026120 |
| Alternative Product SKU | B1800048 |
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