Installation GRS1020/1120/1030/1130
Release 04 01/2020
61
Media modules
7.2
Supply voltage
Dimensions
GRM
See “Dimension drawings” on page 65.
Weight
(X = Characteristic
value M, N, U or V)
GRM20-TTTTTTTT
14.48 oz
(450 g)
GRM20-XXXXXXXXS
16.72 oz
(520 g)
GRM20-XXXXXXXXT
GRM20-XXXXXXXXE
21.45 oz
(670 g)
GRM20-ZZZZZZZZS
GRM20-ZZZZZZZZT
GRM20-ZZZZZZZZE
20.90 oz
(650 g)
Without SFP transceiver
GRM20-ZZZZTTTT
15.11 oz
(470 g)
Without SFP transceiver
GRM20-XXXXTTTT
17.64 oz
(500 g)
Connection type
Screw type
Screw with loss prevention
Tightening torque
3 lb-in (0.34 Nm)
Pollution degree
2
Protection classes
Laser protection
Class 1 in compliance with IEC 60825-1
Degree of protection
IP20
Supply voltage with characteristic value M
Rated voltage
110 V AC ... 240 V AC, 50 Hz ... 60 Hz
110 V DC ... 250 V DC
Voltage range including
maximum tolerances
88 V AC ... 276 V AC
88 V DC ... 288 V DC
Connection type
3-pin terminal block
Tightening torque
4.4 lb-in (0.5 Nm)
min. conductor diameter
Supply with AC voltage:
AWG18 (0.75 mm²)
Supply with DC voltage:
AWG16 (1 mm²)
max. conductor diameter
AWG12 (2.5 mm²)
Power loss buffer
>20 ms at 230 V DC
Back-up fuse for each voltage
input
Nominal rating:
Characteristic:
2.5 A
slow blow
Overload current protection on
the device
Non-replaceable fuse
Peak inrush current
<6 A
Table 28: Supply voltage: Supply voltage with characteristic value M
Summary of Contents for HIRSCHMANN GREYHOUND GRM Series
Page 80: ......
