Leviton Z-MAX r24sd, User Manual

Page: 75 / 93

, Power Considerations for Control Systems
Z-MAX Remote Relay Panel User Guide, Revision A 8/2005
PK-93194-10-00-0A
Page 69
One Unit Load = 25mA = .025A
Load Rating Verification Formula
Power Control Devices - Available Supply Current
The Z-MAX cabinets are designed to be able to power external
control loads from the internal power supply. See the table below
for the available power from each cabinet.
Power Control
Device (PCD) Maxim
um
# of
Unit
Loads Supply
(VDC) Power Control
Device (PCD) Maxim
um #
of Unit
Loads Supply
(VDC)
a-2000D, 12 Circuit,
Standard Power Supply 52 12VDC Z-MAX 8 Cabinet 20 24
VDC
a-2000D, 18 Circuit,
277V,
Standard Power Supply 49 12VDC Z-MAX 24 Cabinet
(Master or Slave) 20 24
VDC
a-2000D, 24 Circuit
Standard Power Supply 46 12VDC Z-MAX 48 Cabinet
(Master or Slave) 20 24
VDC
a-2000D, 12 Circuit,
Large Power Supply 120 12VDC Z-MAX Switch Input
Board (accessory to Z-
MAX 24 & 48 size
Cabinets) 20 24
VDC
a-2000D, 18 Circuit,
277V,
Large Power Supply 117 12VDC EZ-MAX 6 24
VDC
a-2000D, 24 Circuit
Large Power Supply 114 12VDC RRP - Z-MAX Remote
Relay Panel 6 24
VDC
NPC – XP 49 12-24
VDC i Series e (all Racks)
Control Station A Unit Load
X
Quantity of Station A's attached
+
Same formula
for any other attached
control Station Control Station B Unit Load
X
Quantity of Station B's attached
<
+
Power Supply's
Available Unit Load
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