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Electrical safety, Fuses, Environmental – Comtech EF Data SNM-1000 User Manual

Page 15

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SNM-1000 Node Control Modem

Revision 3

Preface

MN/SNM1000.IOM

xiii

Electrical Safety

The SNM-1000 Modem has been shown to comply with the following safety standard:

• EN 60950: Safety of Information Technology Equipment, including

electrical business machines


The equipment is rated for operation over the range 100 - 240 volts AC. It has a
maximum power consumption of 40 watts, and draws a maximum of 400 mA.


The user should observe the following instructions:

Fuses

The SNM-1000 is fitted with two fuses - one each for line and neutral connections. These
are contained within the body of the IEC power inlet connector, behind a small plastic
flap.

• For 230 volt AC operation, use T0.75A, 20mm fuses.
• For 115 volt AC operation, use T1.25A fuses, 20mm fuses.



FOR CONTINUED OPERATOR SAFETY, ALWAYS REPLACE THE FUSES
WITH THE CORRECT TYPE AND RATING
.

Environmental

The SNM-1000 must not be operated in an environment where the unit is exposed to
extremes of temperature outside the ambient range 0 to 50°C (32 to 122°F), precipitation,
condensation, or humid atmospheres above 95% RH, altitudes (un-pressurised) greater
than 2000 metres, excessive dust or vibration, flammable gases, corrosive or explosive
atmospheres.

Operation in vehicles or other transportable installations that are equipped to provide a
stable environment is permitted. If such vehicles do not provide a stable environment,
safety of the equipment to EN60950 may not be guaranteed.