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Oct 18, 2021

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Rev g

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Doc: DS_M191 Series

M191 SERIES AC/DC POWER SUPPLY

Cham,

www.enercon-europe.com

Netanya, www.enercon.co.il

Gurgaon, www.mpsindia.in

Switzerland

sales@enercon-europe.com

Israel

sales@enercon.co.il

India

sales@mpsindia.in

Applications

Military, Airborne, Mobile, Ruggedized, Telecom, Industrial Power Supply

Special Features

• Miniature size

• High efficiency

• Wide input range

• Input / Output isolation

• Output groups float from each other

• Fixed switching frequency

• EMI filters included

• Remote inhibit (TTL Level, Floating)

• Turn-on sequencing (option)

• BIT signal indicates outputs' status

• Limited inrush current

• Non-latching protections:

o Overload / short-circuit

o Over Temperature

Environmental Conditions

Meets or exceeds MIL-STD-810D

• Temperature:

Operating: –55 C to +85 C

(Colling surface) Storage: –55 C to

+85 C

• Random Vibration IAW MIL-STD-810D Method

514.3, Procedure I, Category 7B Fig. D

Reliability

100,000 hours, calculated per MIL-STD-217F

Notice 2 at +85 C (Colling surface), Ground Fixed.

Frequency

[Hz]

PSD [g2/Hz]

Remarks

15 to 120

0.04

120 to 300

Rise to 0.04

4dB/oct

300 to 1000

0.14

1000 to 200

Decrease by

6dB/oct

Electrical Specifications

INPUT

AC version input voltage range:

Steady-state: 103 to

127 Vrms,l-n, 400 Hz, 3-Phase

Transients: 80 Vrms / 100 ms;

180 Vrms / 100 ms

DC version input voltage range:

Steady-state: 220 to 350 VDC

Transients: 160 VDC / 100 ms;

440 VDC / 100 ms Efficiency:

up to 82%

EMC: Designed to meet*

MIL-STD-461F CE102,

CS101, CS114, CS115,

RS102, RS103

Isolation:

Input to Output: > 10 MΩ @ 500 VDC

Input to Chassis: > 10 MΩ @ 500 VDC

DC OUTPUTS (All floating from each other)

Output voltage regulation:

Less than ±3% (0 to full load, –55 C to +85 C)

Ripple and Noise: 50 mVp-p,

typical (max. 1% of typical

output voltage)

Current limiting:

Continuous

protection for

unlimited time Over-

Voltage Protection:

Passive transorbs on outputs.

Isolation:

Output to Chassis: > 1 MΩ @ 100 VDC

* Compliance achieved with shielded cables.