1H2O-1 ABB, 1H2O-1 Datasheet

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1H2O-1

Manufacturer Part Number
1H2O-1
Description
CONTROL UNIT, SWITCH, 0-1
Manufacturer
ABB
Datasheet

Specifications of 1H2O-1

No. Of Positions
2
Svhc
No SVHC (18-Jun-2010)
Approval Category
IEC947-5-1
Contact Configuration
SPST-NO
External Depth
90.5mm
External Length / Height
74.4mm
External Width
101mm
Ip/nema
RoHS Compliant
Ip/nema Rating
IP66
Insulation Voltage
690V
Rohs Compliant
Yes
=
Pushbutton Stations – 1, 2 or 3 stations
Emergency Stop, Switched, Key Switched and Momentary pushbuttons
Installation Instructions
=
ABB Limited Tower Court, Foleshill Enterprise Park,
Courtaulds Way, Coventry. CV6 5NX
Tel: 02476 368500
Fax: 02476 364499
Pushbutton Selection Table 1.
Council of European Communities Directives: The products in this publication conform to relevant EEC Directives and EN Standards. Installation and use of such products must be carried out by competent, properly trained personnel,
complying with any instructions supplied by ABB. Liability for improper incorporation, assembly, use, processing, storing or handling of goods remains the sole responsibility of the individual, or company carrying out such work.
This publication is for information only. Whilst every care has been taken in the preparation of this leaflet, no liability is accepted for any consequence of its use. No licence to use any patent should be assumed. All dimensions are approximate
only and subject to change without notice, as are other technical features resulting from continual development and improvement.
INSTALLATION
Order Code
1GO
1RC
1RSC
1RSC-EN
1RMSC50
1RMSKC
1H2O-I
1K2 O-I
1H 3 I-O-II
2GORC
2ORSC-EN
3GOGORC
3GOGORSC –EN
1RSC-ENSS
1NO
1NC
MCB-20B
MCB-02B
Contact Block Ratings
Rated Insulation Voltage
Rated Thermal Current
Rated operational Current
*
*
1.
Rated Insulation Voltage
Rated Thermal Current
=
Figures 1 and 2 show an exploded view of two typical
pushbutton stations.
A - Base moulding incorporating up to 4 Contacts
B - Normally closed or open contact block. Additional
C - Legend plates are located here or a spacer used if
D - Pushbutton.
*
*
(see table 1). The design allows the cover to be
removed without removing the contacts or wiring.
contacts simply clip in place, observe positions as
per table 1.
legend plate not fitted.
=
Fig 1
Description
Start/Green
Stop/Red
Mushroom Head 30mm (twist release)
Emergency Stop 40mm (stay put) – to IEC 60947-5-5
Mushroom Head 60mm (twist release)
Emergency Stop (key release) – to IEC 60947-5-5
Two position switch
Two position key switch (key removable)
Three position switch
Start/Green and Stop/Red
Start/Green & Red/Emergency stop 40mm EN418
Forward/Green – Stop/Red – Reverse/Green
Two Green and Red/Emergency Stop 40mm
(twist release) – to EN418
Emergency Stop 40mm (stay put) – to EN418
Stainless Steel Enclosure. Rear mounted contacts
Replacement contact block n/o
Replacement conact block n/c
Replacement 2 pole contact block n/o see note 3
Replacement 2 pole contact block n.c see note 3
=
UL/CSA NEMA
600V
10A
(120V) 6A
(240V) 3A
(480V) 1.5A
(600V) 1.2A
250V
2.5A
Issue 10
===========
IEC947-5-1
690V
10A
(120V) 8A
(230V) 6A
(400V) 4A
(690V) 2A
300V
5A
Fig 2
DC Utilisation
Category DC13
(24V DC)
(125V DC) 1.1A
(250V DC) 0.55A
(24V DC) 0.3A
(125V DC) 0.2A
2.
3.
=
Factory Fitted Contact “N.O” or “N.C” depending on pushbutton type
Additional contacts. “ ” can be N.O or N.C.
n.o
n.o
n.o
N=
Each pushbutton station is supplied with contacts as shown
In Table 1. Additional contacts must be fitted in accordance
with the options shown in Table 1 and positions
shown in Figures 3 and 4, (3 station not shown).
The contacts simply snap into position or are lightly levered
out using a small flat screwdriver.
IMPORTANT – Position 4 must never be used with a
single type contact. If 4 contacts are required then a special
double contact must be used in positions 3 and 4. Part
number shown in table 1.
5A
n.o
n.c
n.c
n.c
n.c
n.c
n.o
n.o
n.o
n.o
n.c
O=
n.o
n.o
n.o
P=
= = = =
Q=
Fig 4
Terminals
Connectable areas
Recommended torque
*
*
(Compact Em-stop)
Compact Em-Stop
Connectable areas
*
*
Note – Only use rear mounted contacts.
N.O part No 1NOR, N.C part No 1NCR
N=
Cannot accept additional contacts
Cannot accept additional contacts
Fig 3
n.c
n.c
n.c
n.c
O=
P=
Q=
“ ” means do not fit.
N=
n.o
n.o
O=
ABB
Min 1 x
0.5mm
Max. 2 x
2.5mm
0.9 Nm
0.8 Nm
Min 1 x
0.5mm
Max 2 x
1.5mm
P=
Q=
2
2
2
2

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