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USING THE QUICK GUIDE

•  Serves for safe handling with the KEB drive converter.
•  Provides information on handling, assembly and installation. 
•  Remains for later use at the drive converter.
•  Does 

not

 replace the electronically provided instructions for use.

This instruction manual is determined exclusively for electrical personnel. Electrical personnel 

for the purpose of this instruction manual must have the following qualifications:

•  Knowledge and understanding of the safety instructions.
•  Skills for installation and assembly.
•  Understanding of the function in the used machine.
•  Detection of hazards and risks of the electrical drive technology.
•  Knowledge of 

IEC 60364-5-54.

•  Knowledge of national safety regulations.

SAFETY INSTRUCTIONS

 DANGER

Interventions by unauthorized personne!
Danger to life by electric shock and malfunction!

 

► Modification or repair is only permitted by KEB authorized personnel.

NOTICE

Getting more documentation
Hazards and risks through ignorance.

 

Open the KEB homepage at 

www.keb.de

.

 

► By entering the material number in the search field, you will get the cor

-

responding parts of the instructions for use.

 

Read the instructions for use carefully ! 

 

Observe the safety and warning instructions !

 

If you have any questions, please contact

[email protected]

 !

TRANSPORT

The transport must be carried out by instructed persons, observing the following instructions.

 CAUTION Maximum design edges and high weight!

Contusions and bruises!

 

Never stand under suspended loads.

 

Wear safety shoes.

 

Secure drive converter accordingly when using lifting gear.

NOTICE

Behaviour in case of transport damage

 

When receiving goods, check the device for transport damage such as 

deformations or loose parts. 

 

In case of damage, contact the carrier immediately.

 

Do not operate the device in case of transport damage!

STORAGE

Do not store drive converters
•  in the environment of aggressive and/or conductive liquids or gases.
•  at places with direct sunlight.
• 

outside the specified environmental conditions.

UNPACKING AND CHECKING

•  Make sure that no components are bent and/or isolation distances are changed.
•  The device must not be put into operation in case of mechanical defects. There is no 

compliance with applicable safety standards any more.

The electrolytic capacitors of the DC link must be reformed if the drive con-

verter was stored or out of operation for more than one year. 

See 

www.keb.de/nc/search

 with search term 

„electrolytic capacitors“

.

INSTALLATION

ESD

Drive converters contain electrostatic sensitive components.

 

Avoid contact.

 

Wear ESD-protective clothing.

•  Do not allow moisture or mist to penetrate the unit. Mount the drive converter according 

to the required degree of protection.

•  Make sure that no small parts fall into the device during assembly and wiring (drilling 

chips, screws etc.). This also applies to mechanical components, which can lose small 

parts during operation.

•  The device is intended for the use in a pollution degree 2 environment.
•  Maximum surrounding temperature 45°C
•  Maximum pressure for liquid-cooled drive converters 10 bar (145 psi) at +5…+40°C.
• 

UL / CSA: For push-through versions, the part of thends to “NEMA Type 1”.

• 

UL / CSA: Use only 75°C copper cables for UL-compliant connections for all power con

-

nections!

• 

CSA: For installations according to the Canadian National Standard C22.2 No. 274-13 

overvoltage category III.

INSTALLATION / ELECTRICAL CONNECTION

 DANGER

Voltage at the terminals and in the device !
Danger to life by electric shock !

 

Never work under voltage on the open device or touch exposed parts.

 

► For any work on the unit switch off the supply voltage and secure it 

against switching on.

 

Wait until the drive has stopped in order that no regenerative energy can 

be generated.

 

Wait until the DC link capacitors are discharged (5 minutes). Verify by 

measuring the DC voltage at the terminals.

 

If personal protection is required, install suitable protective devices for 

drive converters.

 

Never bridge upstream protective devices (also not for test purposes).

 

Connect the protective earth conductor properly to drive converter and motor.

 

► Leakage current higher than 3,5 mA: The minimum cross-section of the 

protective earth conductor must comply with local safety regulations for 

protective earth conductors for equipment with high leakage current.

 

Install all required covers and protective devices for operation.

 

► Residual current: This product can cause a DC current in the protective 

earth conductor. When a residual current device (RCD) or a residual cur-

rent monitor (RCM) is used for the protection of direct or indirect contact, 

only a RCD or RCM of Type B is permitted for this product on the power 

supply side.

For a trouble-free and safe operation, please pay attention to the following instructions:

 

► Check for reliable fit of the device connections in order to minimize contact resistance 

and avoid sparking.

 

Connection of the drive converter is only permissible on symmetrical networks with a max-

imum line voltage (L1, L2, L3) with respect to earth (N/PE) of maximum 300 V. USA UL: 

480 / 277 V. An isolating transformer must be used for supply networks which exceed this val

-

ue. In case of non-compliance the control is not longer considered as "safe separate circuit".

 

Within systems or machines the person installing electrical wiring must ensure that on  

existing or new wired safe ELV circuits the EN requirement for safe insulation is still met!

 

► For drive converters that are not isolated from the supply circuit (in accordance with EN 

61800-5-1) all control lines must be included in other protective measures (e.g. double 

insulation or shielded, earthed and insulated).

 

Installations with additional safety or protective measures in accordance with their re-

quirements have to be checked. When using drive converters, to be in accordance with 

the given applications notes or recommendation when using these.

MEASURMENTS

Mounting position

Minimum distances

Dimen-

sion

Dimension in 

mm

 

Direction of airflow

C

A

B

D

D

A

150

B

100

C

30

D

0

  X 

1)

50

1) Distance to front operating 

elements in the cabinet door.

WIRING

Mains connection 1-phase (L1, N)

Mains connection 3-phase (L1, L2, L3)

L1

N

L1

U
V

W

N

T1 T2

PE

L1

L2

L3

PE

L1

L2

L3

U
V

W

T1 T2

1:

Mains voltage

3:

Mains contactor

5:

COMBIVERT

2:

Mains fuse

4:

Mains choke (option)

DC connection

Connection brake resistor

- - 

U
V

W

T1 T2

++

+U

-U

PE

X1B

R

- -

++

U

V

W

R
PA

1:

U

dc

 480…746V ±0% 2:

DC fuse

3:

COMBIVERT

4:

Braking resistor

5:

External starting current limiting  

(only at housing E)

6:

Alter/- at housing E

7:

Only intrinsically safe braking resistors

8: Max. switch-on time 50 % / 

 

playing time 120 s 

Motor connection with temperature  

monitoring

Brake connection

L1
L2
L3

U
V

W

U

V

W

T1 T2

4

5

HB+

U

dc 

=205V

 

I

max

 

=0,5A

HB -

Only motor inverters

1:

COMBIVERT

2: Motor 3-phase

3:

Temperature  

measurement

4:

Brake

24V supply control unit

Connection of control unit

10

2

X2A

-

+

U

dc

 

= 24V - 15%...+20%

I

max

 

= 400mA

The connection of the control depends on 

the programming of the machine manu-

facturer. See the documentation for the 

machine.

Overcurrent protection required!

1:

COMBIVERT

2:

24V supply

No. from Table 2 

Housing

Terminal strip(s)

X1A

X1B

X1C

PE

L1, L2, L3, N U, V, W

+, -, ++, - -, R (PB)

all PINs

G6 A

3

3

3

1

7

G6 B

4

4

4

7

G6 C

5

5

5

2

7

G6 E

6

6

6

1

8

Table 1: Assignment of terminals to terminal numbers

No. from 

Table 1

Mounting type

Permissible cross-section  

stranded wire

Tightening torque

mm² with wire 

end ferrule

AWG  without 

wire end ferrule

Nm

lb inch

1

Plug component

0,25…1,5 

1)

30...14

0,22...0,25

2

2

Connector

0,25...1

24...16

3

Plug component

0,25...2,5

24...14

0,5…0,6

5…6

4

Plug component

0,25...6

24...10

0,5...0,8

7

5

Screw clamp

2,5...10

20...8

1,2...1,5

12

6

Screw clamp

1,5...16

16...4

2,4...4

26

7

M4 Screw for  

cable lug

1,3

11

8

M6 Bolt for cable lug 

4,5

40

Table 2: Assignment of terminal number to cross-section and tightening torque

•  Cable cross-sections and fuses must be dimensioned according to the design of the 

machine manufacturer. Specified minimum / maximum values may not be fallen below /

exceeded.

1)

Malfunctions caused by loose cable connections and to short wireend ferrules !

 

Use wire-end ferrules according to 

table 3 “Wire-end ferrules and stripping length”

.

 

Strip cable according to 

table 3 “Wire-end ferrules and stripping length”

.

PROTECTION

NOTICE

Important: 
UL / CSA

 

Branch Circuit Protection

COMBIVERT

Unit size

Input voltage

Max. fuse size

Motor protection switch

IEC

UL

IEC  

„gG“

UL  

„J,CC, RK5“ 

1)

07G6 A

AC 1ph 

230 V

AC 1ph 

200-230 V

20 A

15 A

Eaton PKZM0 (1) 16-E

480Y/277V, 2.0 Hp

09G6 A

20 A

Eaton PKZM0 (1) 20-E

480Y/277V, 3.0 Hp

07G6 A

AC 3ph 

400 V

AC 3ph 

480 V

16 A

6 A

Eaton PKZM0 (1) 6.3-E

480Y/277V, 3.0 Hp

09G6 A

10 A

Eaton PKZM0 (1) 10-E

480Y/277V, 7.5 HP

10G6 A

12G6 B 

20 A

15 A

Eaton PKZM0(1) 16-E

480Y/277V, 10.0 Hp

13G6 B

25 A

20 A

Eaton PKZM0(1) 25-E

480Y/277V, 15.0 Hp

13G6 C

14G6 C

25 A

15G6 C

35 A

40 A

Eaton PKZM0(1) 32-E

480Y/277V, 20.0 Hp

16G6 E

50 A

50 A

17G6 E

63 A

60 A

18G6 E

80 A

70 A

19G6 E

90 A

1)

Information on the manufacturers of UL approved fuses are available in the in-

structions for use of the corresponding housing size.

Cross-section

Wire-end ferrule

Metal sleeve length Stripping length

0,50 mm

2

with plastic collars 

(

DIN 46228-4

)

10 mm

12 mm

0,75 mm

2

12 mm

14 mm

1,00 mm

2

12 mm

15 mm

1,50 mm

2

without plastic collars 

(

DIN 46228-1

)

10 mm

10 mm

0,14…1,5 mm

2

single- or finewire

without wire-end ferrule

10…15 mm

Table 3: Wire-end ferrules and stripping length

START-UP AND OPERATION

 WARNING Function of the drive converter determines the machine manufacturer!

Hazards caused by unintentional behavior of the drive!

 

The documentation of the machine manufacturer is required for the 

start-up and operation of the product.

 

Check especially during initial start-up or replacement of the drive 

converter if parameterization is compatible to application.

 

The drive converter must not be started until it is determined that the 

installation complies with the machine directive;  

EN 60204-1

 must be observed.

FS

For devices with FS logo on the name plate, the corresponding KEB 

safety manual must be observed !

During the UL evaluation, only electrical safety and risk of fire aspects 

were investigated. Functional safety aspects were not evaluated.

See 

www.keb.de/nc/search

 with search term 

„safety manual“

.

 WARNING

Triggering of overcurrent protection devices

Risk of fire or electric shock!

 

Triggering of an overcurrent protection device will be a hint for an 

overload or short circuit. Triggering a RCD may be caused by a leak-

age current.

 

► In order to reduce the risk of fire or electric shock, live parts and other 

components of the controller should be checked and replaced in case 

of damage.

 

If the contacts of an overload relay are burned, the complete relay 

must be replaced.

MAINTENANCE

 DANGER

Unauthorized exchange, repair and modifications!

Unpredictable malfunctions!

 

The function of the drive converter is dependent on its parameteriza-

tion. Never replace without knowledge of the application.

 

► Modification or repair is permitted only by KEB Automation KG au

-

thorized personnel.

 

Only use original manufacturer parts.

The following maintenance work has to be carried out when required, but at least once a year 

by authorized and trained personnel.

 

► Clean drive converter from dirt and dust deposits. Pay attention especially to cooling fins 

and protective grid of the fans.

 

Check the function of the fans of the drive converter. The fans must be replaced in case 

of audible vibrations or squeak.

 

Make a visual test of the cooling circuit for leaks and corrosion at liquid-cooled drive 

converters.

 

In case of malfunction, unusual noises or smells inform a person in charge!

 

In case of failure, please contact the machine manufacturer. Only the machine manufac-

turer knows the parameterisation of the used drive converter and can provide an appro-

priate replacement or induce the maintenance.

DISPOSAL

 

Devices with safety function are limited to a service life of 20 years. Then the devices must 

be replaced.

 

Drive converters of the KEB Automation KG are professional, electronic devices exclu-

sively for further industrial processing (so-called B2B devices). Thus the marking does 

not occur with the symbol of the crossed-out wheeled bin, but by the word mark and the 

date of manufacture. 

 

Unlike devices mainly used in private households, these devices may not be disposed 

at the collection centres of public sector disposal organisations. They must be disposed 

after the end of use in accordance with national applicable law to environmentally correct 

disposal of electrical and electronic equipment.

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