M-20.3 CCER Mining Breathing Device
The M-20.3 meets the NIOSH 42 CFR part 84 subpart O requirements for closed circuit escape respirators. The compressed oxygen delivery system activates automatically when the device is removed from the clear case. The demand regulator allows the user to inhale immediately from the device when donned and provides up to 100 liters of oxygen flow during high work rates. The clear case allows the user to quickly visually assess the operational readiness of the device.
M-20.3 CCER Mining Physical Characteristics & Performance
| Oxygen Delivery | Automatic valve, constant flow / demand regulated |
|---|---|
| Available Oxygen | 24 liters |
| Donning Time | Less than 15 seconds |
| Service Life | 15 years with 5-year factory service intervals if belt-worn |
| Storage Temperature | 10–140° F (-12.2–60° C) |
| Inspection | Visual |
| Inspection Frequency | Every 90 days for stored units; daily for deployed units |
| Approvals | NIOSH/MSHA CAP 1-20L |
| Weight as Donned | 2.1 lbs. (1.0 kg) |
| Product Dimensions | 7.3" x 6.6" x 3" (18.5cm x 16.8cm x 7.6cm) |
| Approximate Case Dimensions | 8" x 7" x 4" (20.3cm x 17.8cm x 10.2cm) |
Gallery
Accessories
M-20.2 & M-20.3 Carrying Case
Belt worn shock resistant protective carry case with dual zipper opening.
Black Carry Case – P/N 648101
M-20 Belt
The M-20 Belt is a 2” wide heavy duty nylon belt with accessory strap.
M-20 Belt – P/N 930021
M-20.3T Trainer
The training unit for M-20.3 EEBD comes with two extra mouthpieces in a light-blue secondary container.
Expectation Trainer
The Ocenco Expectation Trainer is sold as two separate assemblies.
Mouthpiece – P/N 900060
Cartridge – P/N 900059
Videos
M-20 Series and M-40 Series Donning Procedures
This video demonstrates the proper procedures for donning the Ocenco M-20 series and M-40 series self-contained, self-rescuers.
Inspecting the M-20 Series and M-40 Series Units
This video demonstrates the proper procedures for inspecting the Ocenco M-20 series and M-40 series self-contained, self-rescuers.
M-Series Train the Trainer
In this video, you will learn how to use the Ocenco M-20.2T and M-40T training units with the purpose of instructing others in their use. This video is not a substitute for understanding the instructions for use or a replacement for mandatory instructions and training courses.