EDRG-T Galvanised steel circular shut-off dampers

Description

Galvanised steel circular dampers with silicone sealing gasket on the blade.

Use

Shut-off dampers are used in ventilation and air conditioning systems to balance the circuits.

Characteristics

Galvanised steel frame (for thickness and length, see illustrative table), galvanised steel sheet blade (for thickness, see illustrative table), control pins ø8 mm or ø12 mm (see illustrative table), bronze bushings if ø8 and nylon bushings if ø12, silicone gasket on the blade.
Self-generated noise tests performed according to the EN ISO 3741 Standard. Tightness test according to the EN 1751 Standard.

On request

AISI 304-316L version;

Version with bronze bushings and thermally insulated support for high temperature up to 180°C.

Accessories

Flange;
Manual control R9 for pin ø8 mm;
Manual control R11/R12 for pin ø12 mm;
Belimo electric servomotor.

EDRG-T price list and dimensions

Item normally available from stock
Ø E S Ø pin C frame depth L pin protrusion
EDRG-T MODEL Galvanised steel sheet thickness mm mm mm
100 8/10 8 200 60 52,32
125 8/10 8 200 60 56,98
150 8/10 8 200 60 62,22
160 8/10 8 200 60 64,72
180 8/10 8 200 60 69,95
200 8/10 8 200 60 75,21
250 8/10 8 200 60 81,69
280 8/10 8 200 60 a.r.
300 10/10 12 300 100 91,89
315 10/10 12 300 100 101,33
355 10/10 12 300 100 131,36
400 12/10 12 400 100 164,21

Thermally insulated support

Description
Thermally insulated support for GALVANISED steel sheet EDRG-T 267,47
Thermally insulated support for 304 STAINLESS steel EDRG-T a.r.
Thermally insulated support for 316L STAINLESS steel EDRG-T a.r.

Manual control

Ø pin (mm) Description
8 Manual control R9 for EDRG-T 9,45
12 Manual control R11 for EDRG-T 26,45
12 Manual control R12 for EDRG-T 37,79

Recommended servomotors

 
  Servomotor WITHOUT SPRING RETURN
CM LM..A
Torque 2 Nm 5 Nm
Universal clamp for pin size (mm): 6-12,7 6-20
For dampers up to: 0,4 m2 1 m2
ON/OFF 3-Point AC /DC 24 V CM24-L LM24A
AC /DC 24 V With auxiliary contact   LM24A-S
AC 230 V CM230-L LM230A
AC 230 V With auxiliary contact   LM230A-S
MODULATING
0...10V command
AC /DC 24 V CM24-SR-L LM24A-SR
AC /DC 24 V With auxiliary contact    
AC 230 V   LM230ASR

 
  Servomotor WITH SPRING RETURN
TF LF
Torque 2,5 Nm 4 Nm
Universal clamp for pin size (mm): 6-12,7 8-16
For dampers up to: 0,5 m2 0,8 m2
ON/OFF 3-Point AC /DC 24 V TF24 LF24
AC /DC 24 V With auxiliary contact TF24-S LF24-S
AC 230 V TF230 LF230
AC 230 V With auxiliary contact TF230-S LF230-S
MODULATING
0...10V command
AC /DC 24 V TF24-SR LF24-SR
AC /DC 24 V With auxiliary contact    
AC 230 V TF230-SR  
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EDRG-T

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