Veris V321 Installation Instructions
REL AY S
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
• Follow safe electrical work practices.
See NFPA 70E in the USA, or applicable local codes.
• This equipment must only be installed and serviced by qualied electrical personnel.
• Read, understand and follow the instructions before installing this product.
• Turn o all power supplying equipment before working on or inside the equipment.
• Use a properly rated voltage sensing device to conrm power is o.
DO NOT DEPEND ON THIS PRODUCT FOR VOLTAGE INDICATION
Failure to follow these instructions will result in death or serious injury.
DANGER
TM
INSTALLATION GUIDE
V321
V321
20A DPST Enclosed Relay
With Dual HOA Switches
Installer’s Specifications
Operating Temperature -40°C to 40°C (-40° to 104° F)
Operating Humidity 10-90% non condensing
Expected Relay Life Electrical (at rated current): 100,000 cycles
Mechanical (unpowered): 10,000,000 cycles
Relay Status LED ON=energized
Wire Specications:
Lead Length 14” (356mm) min.
Gauge UL1015; Coil: 18AWG; Contacts: 12AWG
Insulation Class 277VAC RMS
Agency Approvals UL508 enclosed device listing, pollution degre e 2
INSTALLATION
Disconnect and lock out all power sources before beginning the
installation.
1. Using the threaded nipple, connect the relay to the desired enclosure through a
knock out hole.
2. Secure with the conduit nut provided.
3. Connect coil:
• Choose the coil common lead (white with yellow stripe) and connect it to
the common (-) source termination point.
• Choose either the low voltage (24VAC/DC, white with blue stripe) or
NOTICE
• This product is not intended for life or safety applications.
• Do not install this product in hazardous or classified locations.
• The installer is responsible for conformance to all applicable codes.
• Mount this product inside a suitable fire and electrical enclosure.
4. Connect relay contacts:
high voltage (120VAC, white with black stripe) lead, depending on the
application requirements, and connect it to the (+) source termination
point.*
NOTE: When connecting the control side of this device (#18 wires) to power
line circuits, provide current limiting at 7 amps max.
DIMENSIONS
4.0"
(103 mm)
3.8"
(97 mm)
2.0"
(52 mm)
Z203428-0C PAGE 1 ©2012 Veris Industries USA 800.354.8556 or +1.503.598.4564 / support@veris.com 05122
Alta Labs, Enercep t, Enspector, Hawkeye, Trustat, Veris, and the Veris ‘ V’ logo are trademark s or registered tradema rks of Veris Industries, L.L .C. in the USA and /or other count ries.
3/4" NPT Nipple
2.3"
(59 mm)
2.5"
(64 mm)
Output #1
• Choose the two relay N.O. (solid orange) leads and connect to the
switched load.
Output #2
• Choose thetwo relay N.O. (solid brown) leads and connect to the switched
load.
5. Secure the enclosure and reconnect power.
* Isolate or insulate all non-terminated wires according to local electrical code requirements, i.e.
wire nut.
V321
120VAC
LOW
wht/blue
COMM
wht/yellow
HI
wht/black
CONTACT OUTPUT #1 N.O.
CONTACT OUTPUT #2 N.O.
CONTROL SYSTEM INPUT
Common
24VAC/DC
Voltage Coil Current
AC DC
24V.......................................... 120mA 64mA
120V........................................ 84mA -
TYPICAL COIL PERFORMANCE
CONTACT RATINGS
Resistive............................ 20A@240VAC
8A@28VDC
14A@14VDC
Motor.................................. 120VAC, 1HP
HAND
OFF
AUTO
Up position: contacts are closed.
Middle position: contacts are open.
Down position: control system actuates the contac ts.
Relay 2 Relay 1
TM
INSTALLATION GUIDE
WIRING COLOR CODES
CONTACT AND COIL SPECIFICATIONS
WIRING EXAMPLE
Nipple mount directly to a panel
To Load A
N.C.
N.O.
To Load B
COM
To Power
To Controls
Nipple mount to a 2x or 4x electrical box
To Load B
To Power
CONTROL
PANEL
COIL
To Load A
N.O.
COM
N.C.
CONTACTS
L
I
O
C
To Control
Wire
Nuts
* Isolate any unused wires, e.g. wire nut.
HOA POSITIONS
Z203428-0C PAGE 2 ©2012 Veris Industries USA 800.354.8556 or +1.503.598.4564 / support@veris.com 05122
Alta Labs, Enercep t, Enspector, Hawkeye, Trustat, Veris, and the Veris ‘ V’ logo are trademark s or registered tradema rks of Veris Industries, L.L .C. in the USA and /or other count ries.
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