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© 2007 Schneider Electric. All Rights Reserved.
63230-216-229-B1
Installation
Introduction
Technical Characteristics
Weight
Base Unit with Advanced UMI Base Unit with Mimic-Based UMI
Minimum weight (base unit without MES120 I/O module) 5.29 lb (2.4 kg) 6.61 lb (3.0 kg)
Maximum weight (base unit with 3 MES120 I/O modules) 8.82 lb (4.0 kg) 10.1 lb (4.6 kg)
Sensor Inputs
Phase Current Inputs 1A or 5A CT
Input impedance < 0.02 Ω
Burden < 0.02 VA (1 A CT)
< 0.5 VA (5 A CT)
Continuous thermal withstand 4 I
N
(1)
1 second overload 100 IN
(1)
Voltage Inputs Phase Residual
Input impedance > 100 kΩ > 100 kΩ
Burden < 0.015 VA (100 V VT) < 0.015 VA (100 V VT)
Continuous thermal withstand 240 V 240 V
1-second overload 480 V 480 V
Isolation of inputs from other isolated groups Enhanced Enhanced
Relay Outputs
Control Relay Outputs O1 to O4 and Ox01
(2)
Voltage DC 24/48 V DC 127 V DC 250 V DC
AC (47.5 to 63 Hz) 100 to 240 V AC
Continuous current 8 A 8 A 8 A 8 A
Breaking capacity Resistive load 8 A / 4 A 0.7 A 0.3 A
Load L/R < 20 6 A / 2 A 0.5 A 0.2 A
Load L/R < 40 ms 4 A / 1 A 0.2 A 0.1 A
Resistive load 8 A
Load p.f. > 0.3 5 A
Making capacity 30 A for 200 ms
(2)
Isolation of outputs from other isolated groups Enhanced
Annunciation Relay Output O5 and Ox02 to Ox06
Voltage DC 24/48 V DC 127 V DC 250 V DC
AC (47.5 to 63 Hz) 100 to 240 V AC
Continuous current 2 A 2 A 2 A 2 A
Breaking capacity Load L/R < 20 ms 2 A / 1 A 0.5 A 0.15 A
Load p.f. > 0.3 1 A
Isolation of outputs from other isolated groups Enhanced
Power Supply
Voltage 24 to 250 V DC –20 % / +10 %
Maximum burden < 16 W
Inrush current < 10 A 10 ms
Acceptable ripple content 12 %
Acceptable momentary outages 100 ms
Battery
Format 1/2 AA lithium 3.6 V
Service life 10 years, if Sepam™ is energized
8 years, if Sepam™ is not energized
(1) I
N = primary CT rating
(2) Relay outputs complying with clause 6.7 of ANSI standard C37.90 (30 A, 200 ms, 2000 operations).
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