MA-005 - MINITRANS Installation Manual - Rev 3.1
29-Sep-15
Page 10 of 85
4
TECHNICAL SPECIFICATION
The product meets the following technical specification as outlined in Table 4—1.
Table 4—1: Technical specification
PARAMETER
VALUE/MEETS
GAS MEASURED
MEASUREMENT RANGE (ppm)
Hydrogen (H
2
)
5 – 5,000 *
1
Acetylene (C
2
H
2
)
3 – 50,000 *
1
Carbon Monoxide (CO)
10 – 50,000 *
1
ACCURACY OF GAS MEASUREMENTS
± 10% or ± LDL (whichever is greater)
Moisture (H
2
O)
0 – 100% RS (given in ppm)
ENVIRONMENTAL
External temperature range
−35 °C to 55 °C
Oil temperature range
−10 °C to 100 °C*
2
Operating humidity
10 – 95% RH non condensing
Altitude
Up to 2000 m
Atmospheric pressure
Up to 1050 mbar
Enclosure
IP55
Weight
30.5 kg (68 lb)
POWER REQUIREMENTS
90 V AC to 264 V AC, 47 Hz to 63 Hz, 6 A max
Single phase Alarm Relays: NO and NC provided
1 A 250 V AC, 300 mA 110 V DC, 1 A 30 V DC
Fuses *
3
Mains:
10 A 500 V (Cooper Bussmann BAF), 10 x 38 mm
Accessories:
2 × 2 A 250 V (Littelfuse 392 T)
MEASUREMENT FREQUENCY
Variable – Once per hour to once every 4 weeks
*
1
Note: Accuracy quoted based on accuracy of detectors during calibration.
*
2
Note: Based on testing carried out using VOLTESSO™ 35 mineral oil over a ¼ in. pipe run of 10 metres
or less from oil supply or return valve to product connection point, and on transformer oil supply valve
volumes of 200ml or less. For oil temperatures colder than -10 ºC, GE recommends the use of heat trace
cabling on piping.
*
3
Note: Use only the approved and recommended fuse to ensure continued fire protection and
compliance.
