Hitachi HC Series Instruction Manual

This instruction manual is related to installation, wiring using and maintenance of Contactor/Starter.
■ Warranty period and contents
This Magnetic Contactor warranty period is one year after bought. If the items is broken by our
company's responsibility, we change broken parts or repair it for free.
Even during warranty period, fee occurs in case of following.
(1) Failure by inappropriate handling, using, and remodeling or repair other than our company.
(2) Failure which are cause by other than our products, for example, external factor by the broken
majeure and natural disasters.
"Warranty" means about we guarantee our products. Other damage induced by the broken items,
which is out of warranty for our company.
Before using this Contactor/Starter, you should first thoroughly read this manual, to understand
appropriate usage and handling.
● Don't touch or come near when turn ON the power. Can cause burns or electric-shock.
● Inspect the energized parts of the main circuit regularly. Can cause burns or fire.
● Turn off power when maintenance. Can cause electric-shock.
● At the time of Installation, line side of contactor install the line side up a vertical panel or wall where
dust, moisture and vibration are small, and secure the space specified in the instruction manual. Can
cause burns or fire.
● Use a wire size suitable for the applied voltage and energized current and tighten the wiring with the
tightening torque specified in the instruction manual. Can cause fire.
1. Before installation
Before installation, be sure whether type, rated current, coil voltage and, frequency marked on the name
plate is agreed with ordered specifications and whether there are no fallen off parts or any damaged portions.
2. Installation and wiring
At the time of installation, secure appropriate space shown by Table1.
Wiring must tighten appropriate tightening torque shown by Table2.
Frame
Contactor
HC8M(-T)
HC10M(-T)
HC8(-T)
HC10(-T)
HC20(-T)
HC35(-T)
HC55(-T)
Mounting unit of Thermal Relay(TRC□)
MAGNETIC CONTACTOR
Instruction Manual
Notes of Safety
Table1. Clearance at installation
Clearance（minimum : mm）
Contactor
A B
Relay
XC4M 5 15
XC4 5 15
5 15
5 15
5 15
5 15
HC series
Introduction
DANGER
CAUTION
C D
Metal or ground
2 10
2 10
2 10
4 10
D
4 10
5 10
Send to end-user this
instruction manual certainly.
(S-11-071-A)
Mounting space
Metal or ground
C
B
A
Dimension
of switch
71