Chapter 1 Product Information
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1.3.3 Security Measures After Security Functions Enabled
The following table describes the security measures after the security functions become
enabled.
Table 1-5 Security measures after the security functions enabled
No. Description of Security Function
Security
Circuit Open
Power off
the Supply of
Auxiliary Brake
Manual
Reset
1
Check the speed and acts before the
speed exceeds 1.2 times of nominal
speed.
Yes No Yes
2
Check the speed and acts before the
speed exceeds 1.4 times of nominal
speed.
Yes Yes Yes
3 Check the unintentional reversal running. Yes Yes Yes
4 Check the action of the auxiliary brake. Yes No No
5 Check whether the step or pallet is lost. Yes No Yes
6
Check whether the main brake is
released.
Yes No Yes
7
Check the deviation between the
handrail speed and the actual step or
pallet speed. If the speed deviation is
greater than -15% and the duration
exceeds 15s, it performs protection.
Yes No No
8
Check the braking-to-stop distance. If
the distance exceeds 1.2 times of the
allowable maximum value, it performs
protection.
Yes No Yes
9
Check whether the floor plate is opened/
removed.
Yes (see the
"Note" below.)
No No
◆
The security circuit of the escalator or moving walkway is cut off after the
floor plate is opened or removed. After the system enters the inspection
state, the fault is reset automatically.
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