Hubbell OHIO BRASS PDV Instrucciones De Instalación

The equipment covered by these instructions should be installed and serviced only by competent personnel familiar
with good safety practices. This instruction is written for such personnel and is not intended as a substitute for
adequate training and experience in safe procedures.
Prior to installing this product, check the nameplate information to verify that it is the correct product for the application.
Verify that the nameplate information corresponds to the information provided on the outline drawing.
The drawing below shows the typical information contained
on the nameplate (ANSI at left, IEC center). The nameplate
information is found on the top metal plate of the arrester.
The detailed view below (at right) shows the recommended
arrangement for fasteners attaching the NEMA crossarm
bracket and transformer mounting bracket (if used) to the
insulating base bracket of the arrester.
Model
type
MCOV
Duty cycle
voltage rating
Catalog
number
Country of
origin
Date code
HUBBELL Power Systems • The Ohio Brass Company
1850 Richland Avenue, East Aiken, SC 29801
These instructions do not purport to cover all details or variations in equipment nor to provide
for every possible contingency to be met in connection with installation, operation or
maintenance. Should further information be desired or should particular problems arise which
are not covered sufficiently for the purchaser's purposes, the matter should be referred to
Hubbell Power Systems.
INSTALLATION INSTRUCTIONS
INSTRUCTION SHEET NO. 17-5122 (8/2015)
PDV/PVR ARRESTERS
PDV/ PVR 避雷器
CAUTION
WARNING
The recommended tightening torques for PDV/PVR
arrester fasteners are as follows:
3/8 inch
1/2 inch or M12
Arrester
class
Country of
origin
Short
circuit
rating
COV
Rated voltage
20 ft-lb (27 N-m)
40 ft-lb (54 N-m)
1/2 Hex nut
1/2 Lock washer*
1/2 Round
Insulating
head square
base
neck bolt
* The use of any other washer may result in
damage and is not recommended.
©Copyright 2015 Hubbell Incorporated
Arrester
mounting
bracket