Overspeed Governor Aljo 2128 for Low Tripping Speeds with Remote Tripping

• Overspeed Governor Aljo certified for low tripping speeds.
• Option of manual reset contact or automatic reset contact.
• Remote tripping of 230VAC o 24VDC can be installed.
• Overspeed governors to act in ascent and descent or only descent.
• For lifts without machine rooms.
• Interlock system trigger activation.
• Diameter of pulley 200mm.
• EU Certificate according to standards of reference EN81-20, EN81-50.
• EAC Certificate.

More details

Pulley type

Tripping Direction

Diameter of pulley

Interlock system

Type of installation

Overspeed Switch

Remote Tripping

More info
Data sheet
Download
Features

More info

Overspeed Gobernor Aljo 2128 (to act in ascent and descent) (For lifts without machine rooms)
Product reference	Ø (mm)	Overspeed Switch	Switch Remote reset	Remote tripping	Tension weight
					▲ ▼	▼
2128.TSA2D24	200	Automatic Reset	------	24 VDC (5,5 A)	2107 MP	2105 MP
2128.TSA2D		Automatic Reset	------	230 VAC (1,3 A)
2128.ZSAD24	200	Remote Reset	24 VDC (4,2 A)	24 VDC (5,5 A)
2128.ZSAD230		Remote Reset	230 VAC (0,5 A)	230 VAC (1,3 A)

• 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

Product weight	10,40 kg
Dimensions	200 x 400 x 150 mm
Standards of reference	EN81-20, EN81-50

Download

Gervall Catalog PDF®. Overspeed governor 2128 certified for low tripping speeds	(553.64k)	Download
Gervall Catalog PDF®. Overspeed governor 2128 certified for low tripping speeds	(557.94k)	Download

Features

Overspeed Governors Aljo 2128 (certified for low tripping speeds)
Pulley	Rope	Nominal speed	Tripping speed
Ø200 mm.	Ø6 - 6,5 mm.	≤ 0,39 m/s.	0,30 ÷ 0,45 m/s.