SIEMENS 200969-4 Reverse Fixings
Product Specifications
- Brand: Electrium Sales Limited, Siemens Ltd
- Model: 200969-4 NH SF
- Country of Origin: England, Ireland
Installation Instructions for Reverse Fixings
Installation and operation must be in accordance with published data, instructions and diagrams and with any relevant national and local regulations.
Fitting Instructions for fuse combination units
INSPECTION ON RECEIPT
The following are supplied with each switch
| Size | ||
| 20A -32A | HOUSING C/W SWITCH | |
| 63A | HOUSING C/W SWITCH | |
| 100A | HOUSING C/W SWITCH | TERMINAL FIXING KIT |
| 125A – 200A | HOUSING C/W SWITCH | TERMINAL FIXING KIT |
| 315A — 400A | HOUSING C/W SWITCH | TERMINAL FIXING KIT |
| 630A – 800A | HOUSING C/W SWITCH | TERMINAL FIXING KIT |
- EARTH FIXING KIT FUSE KIT
- EARTH FIXING KIT FUSE KIT
- EARTH FIXING KIT FUSE KIT
- EARTH FIXING KIT FUSE KIT (125A ONLY)
Storage prior to installation must be in clean dry condition.
Safety
DANGER HAZARDOUS VOLTAGE
| Size | A | B | C | D | E | F | G | H |
| 20A -32A | 220 | 150 | 210 | 140 | 105 | 200 | 130 | 135 |
| 63A | 420 | 320 | 262 | 162 | 105 | 258.5 | 183 | 188 |
| 100A – 125A | 420 | 320 | 262 | 162 | 105 | 258.5 | 183 | 188 |
| 160A – 200A | 525 | 425 | 315 | 215 | 105 | 305 | 235 | 240 |
| 250A – 400A | 735 | 645 | 420 | 320 | 210 | 305 | 235 | 240 |
| 630A – 800A | 850 | 760 | 630 | 430 | 210 | 355 | 285 | 290 |
FORMED EXTENSION COPPERS MUST BE FITTED TO BOTH UPPER AND LOWER SWITCH TERMINALS
INSTALLATION PROCEDURE
INSTALLATION AND OPERATION MUST BE IN ACCORDANCE WITH PUBLISHED DATA, INSTRUCTIONS AND DIAGRAMS AND WITH ANY RELEVANT NATIONAL AND LOCAL REGULATIONS.
- With the housed switch in the Off position mount as shown on page 2. (for ease of installation the switch can be temporarily removed from the housing)
- Verify the mechanical operation of the switch.
- Check the operation of the door interlock (i.e. the door cannot be opened with the switch in the ON position)
- Fit the required fuse links or isolator links (using the fasteners provided)
- Check the electrical continuity of the switch.
- The incoming connection may be made to the terminals at either end of the switch.
- Terminal shields provided must be fitted after connection to all phases and both sides of the switch.
TERMINAL DATA
| Size | Phase Width | Terminal Width | Terminal Hole Size |
| 20A -32A | 21.5mm | 6.5mm | Box Terminals Max 16mm² |
| 63A | 32.0mm | 7.0mm | Box terminals Max 25mm² |
| 100A – 125A | 36.0mm | 22.0mm | M8 |
| 160A – 200A | 36.0mm | 22.0mm | M8 |
| 250A | 60.0mm | 32.0mm | M10 |
| 315A – 400A | 66.0mm | 50.0mm | M10 |
| 630A | 80.0mm | 50.0mm | M12 |
| 800A | 80.0mm | 50.0mm | 4 x M8 or 1 x M14 |
FUSE AND TERMINAL TORQUE VALUES
| Thread Size | Torque Value | Thread Size | Torque Value |
| M4 | 1.35Nm | M8 | 17Nm |
| M5 | 5.5Nm | M10 | 28Nm |
| M6 | 9.5Nm | M12 | 45Nm |
Maintenance
No maintenance of the switch is required except for the periodic checking of the tightness of the terminals and fuse links.
Maintenance must be carried out by competent personnel with the supply isolated.
| Fuse Selection Data | ||||
| Current Rating | BS88 Reference | Lawson | GEC | Busman |
| 20A -32A | A1 | NIT | NIT | NITD |
| 63A | A3, A2 | TIS | TIS | BAO |
| 100A | A4 | TCP | TCP | CEO |
| 125A | A4 | TFP, TCP | TFP, TCP | DEO |
| 160A | A4 | TFP, TCP | TFP, TCP | DEO |
| 200A | A4 | TFP, TCP | TFP, TCP | DEO |
| 315A | B3 | TKF | TKF | ED |
| 400A | B4,B3,B2,B1 | TMF | TMF | ED |
| 630A | C2,C1 | TTM | TTM | FF |
| 800A | C3,C2,C1 | TLM | TLM | GF |
Frequently Asked Questions
- Q: Is maintenance required for the switch?
A: No, maintenance is not required except for periodic checks of terminal tightness and fuse links. - Q: What should be done in case of hazardous voltage?
A: Exercise caution and follow safety procedures outlined in the manual to avoid any accidents.
Documents / Resources
 |
SIEMENS 200969-4 Reverse Fixings [pdf] Installation Guide 200969-4 Reverse Fixings, 200969-4, Reverse Fixings, Fixings |