Overspeed Governor Aljo 2128 Pulley 200 with Final Limit Switch

• Overspeed Governor 2128 with final limit switch.
• Overspeed Governor with contact Aljo (1nc).
• Overspeed governors to act in ascent and descent or only descent.
• For lifts with machine rooms.
• Interlock system trigger activation.
• Pulley diameter 200mm.
• EU Certificate according to standards of reference EN81-20, EN81-50.
• EAC Certificate.

More details

Pulley type

Witch final limit switch

Tripping Direction

Diameter of pulley

Interlock system

Type of installation

Overspeed Switch

Remote Tripping

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Data sheet
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Features

More info

Overspeed Governor Aljo 2128 with Final Limit Switch (to act in ascent and descent or only descent) (For lifts with machine rooms)
Product reference	Ø (mm)	Pulley	Overspeed Switch	Final limit switch	Remote Tripping	Tension weight
						▲ ▼	▼
2128.ESF2	200	One groove	Automatic Reset	X	---	2107 MP	2105 MP
2128.MSF2			Manual Reset
2128.EDF2		Test groove	Automatic Reset	X	---
2128.MDF2			Manual Reset
2128.ESF3	300	One groove	Automatic Reset	X	---	2108 MP	2106 MP
2128.MSF3			Manual Reset
2128.EDF3		Test groove	Automatic Reset	X	---
2128.MDF3			Manual Reset

• To act in ascent and descent ( ▲ ▼ ).
• To act only descent ( ▼ ).

Even though the overspeed governor has upward and downward blocking, these directions (marked on the side of the overspeed governor), can be changed.
The trigger in upward speed is superior to the downward speed by between 4% and 8%.
The overspeed governor can be mounted ONLY in downwards (in these cases the reference will be 2128.Bxxxx).

Data sheet

Weight Overspeed Governor - Pulley Ø200mm	12 kg
Weight Overspeed Governor - Pulley Ø300mm	15,7 kg
Standards of reference	EN81-20, EN81-50

Download

Gervall Catalog PDF®. Overspeed governors Aljo 2128 With final limit switch	(923.94k)	Download
Gervall Catalog PDF®. Overspeed governors Aljo 2128 With final limit switch	(854.67k)	Download

Features

Overspeed Governors Aljo 2128 With end of career device
Pulley	Rope	Nominal speed	Tripping speed
Ø200 mm.	Ø6 - 6,5 mm.	≤ 1,22 m/s.	0,42 ÷ 1,40 m/s.
Ø300 mm.	Ø6 - 8 mm.	≤ 2,17 m/s.	0,67 ÷ 2,50 m/s.