CHAPTER 1: INTRODUCTION
INTRODUCTION
MULTILINK ML2400 ETHERNET COMMUNICATIONS SWITCH – INSTRUCTION MANUAL
1–5
1.3.2
Environmental Specifications
OPERATING ENVIRONMENT
Ambient temperature: .................................–40 to 185°F (–40 to 85°C) for IEC 60068-2-1, IEC 60068-
2-2 for 16 hours
Nominal
≤
50°C
Storage temperature:...................................–60 to 210°F (–50 to 100°C)
Ambient relative humidity: ........................5% to 95% (non-condensing)
Altitude:...............................................................2000 m
1.3.3
Type Tests
Standard Name
Standard Number:Date code
Severity levels Tested
Electrostatic Discharge: Air
and Direct
EN/IEC61000-4-2:1995
8Kv contact,15Kv Air (Level 4)
Electrostatic Discharge: Air
and Direct
IEEE C37.90.3:2001
8Kvcontact,15Kv air
Electrical Fast Transient/
Burst Immunity
EN/IEC61000-4-4:2004
(+/-4KV @2.5Khz for Common and Transverse
modes) & 2KV 5Khz Common and transverse
(Level 3 & 4)
Electrical Fast Transient/
Burst Immunity
IEEE C37.90.1:2002
Class 4 (+/-4KV for Common and Transverse
modes)
Power Transients )high
repetition
NEMA TS2 2.1.6.1:2003
300V,2500W
Power Transients (low
repetition high energy)
NEMA TS2 :2003
600V, 1 ohm impedance
Transients I/O terminals
NEMA TS2 2.1.7.1 :2003
300V,1000ohms impedance
Surge Immunity
IEC61000-4-5:2005
Class 4 (2KV Line to Earth and 1KV Line to Line)
Installation Class 3, Level 2 & 3
Non Destructive transient
Immunity
NEMA TS2:2003
1000V,1 ohm X 3
Ring Wave Surge ,IEC
Damped Oscillatory Burst
1Mhz
EN/IEC61000-4-12 :2006
Ring wave: (1KV Common), 0.5KV (diff) (Level 2)
SWC Damped Oscillatory
IEEEC37.90.1:2002
Common and transverse to 2.5KV, No Transverse
for Data Comms and Signal cct
Voltage Dip; 2. Voltage
Interruption;
EN/IEC 61000-4-11 :2004
0%(5000msec),40%(6 cycles), 70%(10msec) of
test voltage
Ripple on DC power I/P port
IEC 61000-4-17
10% of rated voltage (Level 3)
RF Immunity 80-1000MHz
EN/IEC 61000-4-3 :1998
10V/m (Level 3)
RF Immunity 80-1000MHz
IEEE C37.90.2:2004
35V/m (20V/m + modulation)
Conducted RF Immunity
150Khz -80 MHz
IEC61000-4-6:1996
10Vrms (Level 3)
Conducted RF Immunity 0-
150Khz
EN/IEC 61000-4-16:1998
15Hz-150 Khz 1-10V (Level 3)
Power Frequency Magnetic
Field Immunity
EN/IEC 61000-4-8:1993,2001
continuous 100/200A/m (Level 5 - continuous)
Damped magnetic Immunity IEC61000-4-10
10A/m (Level 3)
Voltage dips and Interrupts
for DC power ports
IEC61000-4-29
All test levels and durations - Passes to Criteria B
Conducted & Radiated
Emissions
CISPR22 / EN 55022
Class A
Conducted & Radiated
Emissions
FCC Part 15 Subpart B
Class A