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P O W E R I N G T E C H N O L O G Y
Manual No. MS0027-MAN rev. 4
guardian_access_3u_ms27-man-rev4-0817.indd
2.2 System Parameters
OUTPUT
Power (max)
10.7kW load + 4kW battery charge @ 230/400VAC nominal
9.4kW load + 4kW battery charge @ 120VAC nominal
Output Current (max)
200A load + 75A battery charge @ 230/400VAC nominal
175A load + 75A battery charge @ 120VAC nominal
Voltage
44-57.6VDC
INPUT
Voltage Range
100-120VAC, 1W+N+PE, 50/60Hz
200-240VAC, 2W+PE, 50/60Hz
208-240/360-416VAC, 3W+N+PE, 50/60Hz
Frequency
47-63Hz
Input Current
1-phase 82A @ 100-120VAC, 65A @ 200-240VAC
3-phase 25A per phase @ 230/400VAC
Power factor
>0.98
Surge Protection
Optional
DC DISTRIBUTION & BATTERY MANAGEMENT
Battery Breakers
1, 2 or 3 x 80A, 100A or 125A
Symmetry Inputs
Up to 6
Programmable LVD / PLD
125A or 200A (voltage) / 125A or 200A (voltage/time)
Load Breakers
9 x 18mm / 13 x 13mm, depending on number of battery breakers.
Ratings
(see datasheet for details)
single pole - 4A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
two pole - 80A, 100A; three pole - 125A, 150A
MONITORING AND CONTROL
Controller
PCC or ACC Extended
Local Interface
4 x 20’ LCD, 4-key menu, USB (ACC only) and RS232
Remote Interface
Ethernet / Modem using PowCom™ software
Visual Indication
Green LED - System On
Yellow LED - Message(s)
Red LED - Alarm(s)
Analog Inputs
12 x voltage inputs (range 0-100VDC)
- 6 max. for symmetry
Alarm Outputs
4 x potential free relays (C, NC, NO)
Digital Inputs
2 x, Logic 0: U<10VDC, Logic 1: U>12VDC (ACC only)
Digital Outputs
2 x, open collector type (ACC only)
Temperature measurement 2 x Temperature probe (Battery, Ambient)
CONNECTIONS
Battery connections
M8 lugs, +Ve common from bus bar
AC connections
Max. 7AWG/10mm
2
, screw type connector
Load breaker connections
-Ve termination direct to breakers, +Ve common from busbar
11AWG/4mm²
Alarm connections
Max. 14AWG/1.5mm², screw type connector
