2025 UL Ordering Catalog - Flipbook - Page 270
PRIMARY DISCONNECT
TWISTED PAIR DISPENSER DISCONNECTS
ORDER INFORMATION
SPECIFICATIONS
Number of Dispenser
Channels
8 Dispenser Primary Disconnects
E-Stop Control Input
Model
Description
DDS-8DM4GE
Primary Dispenser Disconnect, 4 Conductors x
8 Dispensers (Wayne® or Gilbarco®), for dispenser
data and card reader circuits
DDS-8DM4GPE
Primary Dispenser Disconnect, 4 Conductors x
8 Gilbarco® Dispensers, for dispenser data and
card reader circuits, with data surge protection for
current loop
DDS-8DM4WPE
Primary Dispenser Disconnect, 4 Conductors x
8 Wayne® Dispensers, for dispenser data and
card reader circuits, with data surge protection for
current loop and RS-485
8, 12, or 16 Dispensers
8 Dispenser Models: Powered by Class
2 24VAC Transformer, Connected to 120VAC
E-Stop Controlled Outlet
12 0r 16 Dispenser Models: NEMA 5-15P
Cord Connected to 120VAC, E-Stop
Controlled Outlet
Number of Conductors
Disconnected per
Dispenser
4 (14 Gauge Max)
Signal Circuit Rating
Class 2, 48V Max, 3 Amp
Surge Protection
Available
Optional
Individual Channel
Control Switches
Yes
Lockable Channel
Control Switches
Yes
Secondary Remote
Expansion Output
Yes
Approvals
Certifications
12 & 16 Dispenser Primary Disconnects
cUL Listed 1238
−
For compliance with NEC® 514.11 and
NFPA® 30A Section 6.7 requirements
for Emergency Disconnects at Motor
Fuel Dispensing Facilities (controlled by
E-Stop system)
−
For compliance with NEC® 514.13
requirements for Maintenance
Disconnects at Motor Fuel Dispensing
Facilities (switches to disconnect
individual dispenser
circuits for servicing)
Surge Protection Specifications (Gilbarco® Dispensers)
Model
Description
DDS-12DT4GE
Primary Dispenser Disconnect, 4 Conductors x 12
Dispensers (Wayne® or Gilbarco®), for dispenser data
and card reader circuits
DDS-12DT4GPE
Primary Dispenser Disconnect, 4 Conductors x 12
Gilbarco® Dispensers, for dispenser data and card
reader circuits, with data surge protection for current
loop
DDS-12DT4WPE
Primary Dispenser Disconnect, 4 Conductors x 12
Wayne® Dispensers, for dispenser data and card
reader circuits, with data surge protection for current
loop and RS-485
Note: For 16 dispenser Primary Disconnects, contact Customer Service.
270
Dispenser Data Circuit & Credit Card
Communication Circuit
2 Wire Current Loop
−
Standoff Voltage
47.8V
−
Breakdown Voltage
56V Max +/- 5%
−
Clamp Voltage
77V Max
−
Peak Pulse Current
19.7A
Gilbarco® is a registered trademark of Gilbarco Inc.
Primary Disconnect Twisted Pair Dispenser Disconnects
