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Power Pack, 120-277V, 50/60Hz, 24VDC, 225mA, w/Auto-On/Manual-On

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The BZ-150 Universal Voltage Power Pack can provide 24 VDC operating voltage to Wattstopper’s lowvoltage occupancy sensors. In addition, the BZ-150 enables manual-on, hold-on, hold-off and load shed applications when used with lighting control panels or building management systems. This device is constructed with environmentally friendly materials and is RoHS-compliant.

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Features

  • Self-contained power supply relay system
  • Efficient switching power supply providing optimized current output based on number of sensors
  • LED indicates status of relay or if there is a low-voltage overcurrent
  • Hold-on and hold-off inputs integrate with BMS, lighting control panels & other building systems
  • Integrates with low-voltage momentary switch to control any 24VDC occupancy sensor
  • The product meets the materials restrictions of RoHS
  • Provides auto-on or manual-on field-selectable operating mode

Specifications

General Info
Application Sector Commercial
Product Line Wattstopper
Country Of Origin China
Warranty Type 5-Year
UPC Number 754182922918
Dimensions
Product Depth US 1.7 in
Product Height US 2.2 in
Product Volume US 28.1 cu in
Product Width US 2.8 in
Product Weight US 0.3 lb
Additional Information
RoHS Compliant Yes This product meets the material restrictions of Article 4 of the RoHS Directive (2011/65/EU), including Commission Delegated Directive 2015/863.
Technical Information
Amperage 20 A
Connection Type Wired

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Questions & Answers

What's the difference between bz 250 and bz 150?

Asked by: Leonardo
The Wattstopper BZ-150 and BZ-250 power packs are quite similar in functionality, but they differ in a few key aspects: 1. Voltage Range: -BZ-150: Operates with input voltages of 120/277 VAC. -BZ-250: Has a broader input voltage range, supporting both 120-277 VAC and 120-347 VAC for wider applications. 2. Load Switching: -Both units can switch a load of 20A at 120/277 VAC, but the BZ-250 also supports 120-347 VAC, making it suitable for higher voltage applications. 3. Application Flexibility: -The BZ-250 has additional support for plug loads (such as wall outlets), which expands its use beyond just lighting control. -The BZ-150 is more focused on lighting circuits, while the BZ-250 can manage lighting and plug loads. 4, Power-Up Options: -The BZ-250 features selectable power-up options that allow you to define whether the device will restore to On, Off, or its last state after a power failure, giving it an edge in more complex control environments. 5. Construction and Enclosure: -Both devices are plenum-rated, but the BZ-250 has a slightly larger form factor and additional options for grounding to ensure signal integrity. In summary, the BZ-250 offers more versatility with a broader voltage range, support for plug loads, and additional power-up options, while the BZ-150 is more streamlined for specific lighting applications.
Answered by: Tier 1 Tech Support
Date published: 2024-09-16

what replacement to use since this was discontinued?

Asked by: david
Hello David, The BZ-150 is a available item, it has not been discontinued. Please use our Where to buy option on our website to locate local Wattstopper Distributors in your area
Answered by: Justin
Date published: 2024-06-25

How many HB300BL3 could you operate using only 1 of the BZ150 power pack.

Asked by: Tony
Hello Tony, The BZ series power packs can operate a total of up to 15 HB-300B-L3s in parallel.
Answered by: Justin
Date published: 2024-05-08

Can I install 2 lvsw 101 on 1 bz150 with 3 ci300 sensors and how would I wire that ? Thanks

Asked by: Tom697
Hi Tom, Yes, multiple switches can be wired in parallel also multiple sensors can be hooked up in parallel to a BZ power pack. Follow the wiring diagram included with the product and hook up additional switches and sensors devices in parallel from there.
Answered by: Tier 1 Tech Support
Date published: 2024-03-28

Would this be an alternative or replacement for ILC TR277?

Asked by: Cory
Hi Cory, Yes, It would be a good alternative. Please refer to the installation guide for proper wiring instructions.
Answered by: Tier 1 Tech Support
Date published: 2023-06-29

The BZ -150 and DT-300 were recently specified for plug / receptacle control on a project we are bidding. Can you confirm if this is rated for receptacle loads ? ( 20 amp max) .

Asked by: Al Vito
Hi Al, The BZ-150 power pack is rated for up to a 20-amp load rating.
Answered by: Tier 1 Tech Support
Date published: 2023-03-14

Can you Dim LED fixtures using 0-10 volts with a BZ-150. BAS will be dimming fixtures at off hours at a certain percentage.

Asked by: Anonymous
Hello, Please feel free to give Technical Support a call to further discuss your configuration. legrand Contact information: Phone #: 844-957-3783 - Option 1, followed by option 2 for Technical Support. Monday - Friday | 8:00am - 6:00pm Eastern Standard Time (excluding holidays) Best Regards, Technical Support
Answered by: Justin
Date published: 2024-07-24

How many ceiling mounted occupancy sensors DT-300 will one power pack BZ-150 operate

Asked by: Grapeape
You can have up to 4 DT300 ceiling sensors, per power pack.
Answered by: Legrand Technical Support
Date published: 2024-01-26

Can 2 power packs control 1 sensor?

Asked by: Seab
Yes, attached below is a wiring diagram showing one sensor and up to 3 power packs being used.
Answered by: Legrand Technical Support
Date published: 2023-08-17

Can this be installed in a junction box and still be under warrantee?

Asked by: Martha Compitello
Yes you can install a BZ-150 in a junction box
Answered by: Tier 1 Tech Support
Date published: 2022-04-13

From BZ-150 datasheet: on/off control by 12 or 24Vdc What is the max. input current using 24Vdc control. Is that value the same for BZ-50 and BZ-100? Thanks!

Asked by: Lucenzo
The BZ-50 and BZ-150 is rated for 120/277VAC, 230/240V (single phase), 50/60Hz voltage input.
Answered by: Tier 1 Tech Support
Date published: 2023-09-29
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