Comtech EF Data SNM-1000 - Manual (Page 15)

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.