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ThyssenKrupp NBS - Page 116

ThyssenKrupp NBS
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WARNER ELECTRIC EUROPE - Rue Champfleur, B.P. 20095, F - 49182 St Barthélemy d’Anjou Cedex SM348gb - rev 01/06 3/5
2Precautions and restrictions on use
2.1 Restrictions on use
For the brake to comply with directive 95 / 16 / EC,
the integrator must observe the general conditions
for installations and use as defined in the EC type certifi-
cate ref. ABV 604/1 of 12th Feb. 2003 drawn up by the
TUV Munich, including the mandatory use of a speed limi-
ting device, in compliance with EN 81-1 paragraph 9.9
subpoint 9.10.10.
This brake is designed to work in dry conditions.
Friction faces must be kept completely clean of
any oil, grease or abrasive dust.
If maximum rotation speeds are exceeded, the guar-
antee is no longer valid.
This brake may only be used in a "horizontal axis".
The customer must be careful not to alter the fac-
tory-set airgap. This is in order to ensure the brakes may
be properly released.
This brake is designed for a maximum ambient
temperatur of 40°C. The maximum surface
temperature on the brake should not exceed 100°C.
This brake is designed for static applications. Any
dynamic braking is restricted to emergency brak-
ing and test braking. This brake can in no way replace the
safety braking system used during lift descent.
2.2 Precautions and safety measures
During maintenance, make sure that the mecha-
nism to be braked by the brake, is stopped and
that there is no risk of it accidentally starting up. All inter-
vention have to be made by qualified personnel, owning this
manual.
Any modification made to the brake without the
express authorisation of a representative of Warner
Electric, in the same way than any use out of the contrac-
tual specifications accepted by "Warner Electric", will result
in the warranty being invalidated and Warner Electric will
no longer be liable in any way with regard to conformity.
When switching on DC-side the coil must be pro-
tected against voltage peaks.
3 Installation
3.1 Transport / storage
This brake is delivered in standard packaging that will keep
it intact for a period of 6 months during ground, air or sea
transport towards neighbouring continents (without cross-
ing the tropics).
3.2 Handling
Avoid any impact to the brake so that its perform-
ance is not impaired.
When handling, use the handling holes intended for
this purpose (See Fig. 2).
Never lift the brake by its cables.
3.3 Installation
The brake is delivered pre-assembled with pre-set
microswitches and airgaps. Fixing screws, the hub
and the O-rings are supplied separately.
Specifications for the customer’s friction face:
Material: Steel (150 to 250 HV) or Cast iron
Roughness Ra 3,2
Protection: Phosphatizing (dry) or nitriding
Geometrical tolerances:
Tighten the 3 transport screws CHc M10
Put the hub into position on the customer’s shaft
Put the shock absorbing O-rings onto the hub, see Fig. 1
Engage the front disc on the hub, heel on the flange side,
see Fig.1
Caution: When installing and should the brake ever be
taken apart, make sure that the friction disc heel is the
right way round when the brake is put back together,
see Fig.1.
Engage the brake
Engage the rear disc on the hub, heel on the flange
side (see fig.1)
Finish putting the brake into position
0,1
Customer's shaft axis
0,1
Symbol designating
an action that might
damage the brake
Symbol designating an
action that might be dan-
gerous to human safety
Symbol designating an elec-
trical action that might be
dangerous to human safety

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