Technical data, tools and notes for refrigeration and electronics technicians.

image_pdfimage_print
Mbsm pro private media diode zin wat
22, Dec 2025
Zener Diode Series 1N746 to 1N5369 Overview

Zener diodes are essential components in voltage regulation and protection circuits. This guide provides a detailed overview of three popular power ratings: 0.5W, 1W, and 5W Zener diode series, covering part numbers from 1N746 to 1N5369 and voltage ranges from 3.3V to 100V. Whether you're designing a power supply, voltage…

Mbsm pro private mediasecop sce hermetic compressor exploded view internal parts guide
22, Dec 2025
SCE SCOOP

Understanding the inner workings of a Secop SCE hermetic compressor is essential for any refrigeration technician or engineer. This comprehensive guide breaks down the complex internal components—from the crankshaft to the valve plate—providing a detailed exploded view. Whether you are troubleshooting or studying mechanical design, our professional analysis offers the…

Mbsm pro private media2025 12 22 192145
22, Dec 2025
CR20-06 A-F-A-E-HQQE

The Grundfos CR20-06 A-F-A-E-HQQE is a vertical multistage centrifugal pump delivering 21 m³/h at 70.4 m head with a 7.5 kW IE3 motor, designed for demanding water boosting and industrial applications.​​Its cast‑iron base, stainless‑steel internals and HQQE mechanical seal make it a durable, energy‑efficient solution for process water, HVAC, boiler…