IIP-M2 Intrinsically Safe Power Supply

The IIP-M2 Intrinsically Safe Power Supply is designed to provide intrinsically safe direct current power for automation equipment, communication, data transmission systems (including fire protection), as well as other devices used in mine workings, underground mines, pits, and their surface structures, including those hazardous due to gas and dust.

General characteristics:

Explosion protection marking: Version IIP–M2–40–U₀–I₀₁–I₀₂–Ex Version IIP–M2–40–U₀–I₀₁–I₀₂–Exd	PB Ex mb [ia Ma] I Mb X / PO Ex ia I Ma; PB Ex d mb [ia Ma] I Mb X / PO Ex ia I Ma
Operating temperature, °C	from –20 to +40
Ingress protection rating	IP65
Protection class against electric shock	I
Rated supply voltage, V	127 / 220
Maximum power consumption from AC mains, W	250
Power supply frequency (main input), Hz	50
Battery charging current, A	4
Battery capacity, Ah	40
Number of charge-discharge cycles, pcs.	up to 600 at 60% depth of discharge
Rated DC output voltage, V	12; 13.8 (depending on version)
Maximum deviation of output voltage from rated value, %	±10
Output voltage ripple level (ripple class VR3), V, not more than	0.2 (5%)
Number of intrinsically safe output channels (galvanically isolated)	2
Rated output current, A Maximum output current, A	0.85 / 1.85 1.0 / 2.0
Output opto-relays (“dry contact” type)	Output 1 / Output 2 / Mains / Low battery / Fault
Technical readiness time, s, not more than	5
Length of permanently connected power cable, m, not less than Version IIP–M2–40–U₀–I₀₁–I₀₂–Ex***	3
Overall dimensions, mm: Version IIP–M2–40–U₀–I₀₁–I₀₂–Exd Version IIP–M2–40–U₀–I₀₁–I₀₂–Ex (excluding permanently connected cable)	620 x 265 x 250; 465 x 265 x 250
Weight, kg: Version IIP–M2–40–U₀–I₀₁–I₀₂–Ex Version IIP–M2–40–U₀–I₀₁–I₀₂–Exd	40; 45
Diagnostics and control	RS-485 (Modbus) – 1 pc.; Output opto-relays (Output 1 / Output 2 / Mains / Low battery / Fault) – 5 pcs.; LED indication

* – when disconnected from the mains (e.g. in emergency situations), the explosion protection marking is PO Ex ia I Ma;

** – maximum output currents of IIP channels (depending on version);

*** – parameter values are given for the standard configuration and may be specified when ordering, without affecting the explosion protection of the product.

Application area

Underground mine workings, pits, and their surface structures, including those hazardous due to gas and/or dust, in accordance with explosion protection marking and industry safety regulations.