English –
3
2)
Product description and applications
NiceHansa Robus is a line of irreversible electromechanical gearmo-
tors for the automation of sliding gates. It is equipped with an electron-
ic control unit and connector for the optional SMXI radiocontrol receiv-
er. The electrical connections to external devices have been simplified
through the use of “BlueBUS”, a technique by which several devices
can be connected up using just 2 wires. NiceHansa Robus operates
with electric power. In the event of a power failure, the gearmotor can
be released using a special key in order to move the gate manually.
Alternatively, there is the PS124 buffer battery (optional accessory)
which makes it possible to use the gate also during the event of a pow-
er failure.
Other products are also part of the NiceHansa Robus line, the difference of which is described in table 1.
Note: 1 kgf = 9,81N for example: 600 N = 61 kgf
Gearmotor type
RB250
RB500
Limit switch type
electromechanical
Maximum leaf length
8 m
8 m
Maximum leaf weight
250 kg
500 kg
Peak torque
9,3 Nm
13 Nm
corresponding to a force)
310 N
360 N
Motor and transformer
Motor 24 Vcc
EI core-type transformer
Table 1: comparison of the NiceHansa Robus gearmotor main characteristics
1
2.1)
Operating limits
Chapter 8 “Technical Characteristics” provides the only data needed to
determine whether the products of the NiceHansa Robus line are suit-
able for the intended application.
The structural characteristics of NiceHansa Robus make it suitable for
use on sliding leaves in conformity with the limits indicated in tables 2, 3
and 4.
The effective suitability of NiceHansa Robus to automate a particular
sliding gate depends on the friction as well as other correlated factors,
such as ice, that could interfere with the movement of the leaf.
For an effective control it is absolutely vital to measure the force neces-
sary to move the leaf throughout its entire run and ensure that this is
less than half of the “nominal torque” indicated in chapter 8 “Technical
characteristics” (a 50% margin on the force is recommended, as
unfavourable climatic conditions may cause an increase in the friction);
furthermore, it is necessary to take into consideration the data indicat-
ed in tables 2 and 3 to establish the number of cycles/hour, consecu-
tive cycles and maximum speed allowed.
330 mm
210 mm
303 mm
98 mm
330 mm
195 mm
277 mm
85 mm
RB250
RB500
RB250 - RB500
Leave width (m)
max. cycle/hour
max. no. of consecutive cycles
Up to 4
40
20
4 ÷ 6
25
13
6 ÷ 8
20
10
8 ÷ 10
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10 ÷ 12
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Table 2: limits in relation to the length of the leaf
RB250 - RB500
Leaf weight (kg)
% cycles
Maximum speedallowed
Up to 200
100%
V6 = Extremely fast
200 ÷ 400
80
V5 = Very fast
400 ÷ 500
60
V4 = Fast
500 ÷ 600
50
V3 = Medium
600 ÷ 800
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800 ÷ 900
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900 ÷ 1000
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Table 3: limits in relation to the weight of the leaf
Содержание Robus 250
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